thodg/libgit2

diff --git a/examples/diff.c b/examples/diff.c
index 3c44695..1b4ab54 100644
--- a/examples/diff.c
+++ b/examples/diff.c
@@ -36,7 +36,7 @@ int resolve_to_tree(git_repository *repo, const char *identifier, git_tree **tre
 	}
 
 	if (obj == NULL)
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	switch (git_object_type(obj)) {
 	case GIT_OBJ_TREE:
@@ -47,7 +47,7 @@ int resolve_to_tree(git_repository *repo, const char *identifier, git_tree **tre
 		git_object_free(obj);
 		break;
 	default:
-		err = GIT_NOTFOUND;
+		err = GIT_ENOTFOUND;
 	}
 
 	return err;
diff --git a/include/git2/branch.h b/include/git2/branch.h
index 5ffc7dd..e2432bc 100644
--- a/include/git2/branch.h
+++ b/include/git2/branch.h
@@ -63,7 +63,7 @@ GIT_EXTERN(int) git_branch_create(
  * @param branch_type Type of the considered branch. This should
  * be valued with either GIT_BRANCH_LOCAL or GIT_BRANCH_REMOTE.
  *
- * @return 0 on success, GIT_NOTFOUND if the branch
+ * @return 0 on success, GIT_ENOTFOUND if the branch
  * doesn't exist or an error code.
  */
 GIT_EXTERN(int) git_branch_delete(
@@ -108,7 +108,7 @@ GIT_EXTERN(int) git_branch_list(
  *
  * @param force Overwrite existing branch.
  *
- * @return 0 on success, GIT_NOTFOUND if the branch
+ * @return 0 on success, GIT_ENOTFOUND if the branch
  * doesn't exist or an error code.
  */
 GIT_EXTERN(int) git_branch_move(
diff --git a/include/git2/errors.h b/include/git2/errors.h
index 361c0ac..fb66700 100644
--- a/include/git2/errors.h
+++ b/include/git2/errors.h
@@ -58,12 +58,13 @@ enum {
 enum {
 	GIT_OK = 0,
 	GIT_ERROR = -1,
-	GIT_NOTFOUND = -3,
-	GIT_EXISTS = -23,
-	GIT_AMBIGUOUS = -29,
+	GIT_ENOTFOUND = -3,
+	GIT_EEXISTS = -4,
+	GIT_EAMBIGUOUS = -5,
+	GIT_EBUFS = -6,
+
 	GIT_PASSTHROUGH = -30,
-	GIT_SHORTBUFFER = -32,
-	GIT_REVWALKOVER = -33,
+	GIT_REVWALKOVER = -31,
 };
 
 typedef struct {
diff --git a/include/git2/odb.h b/include/git2/odb.h
index 6f448f6..1df1933 100644
--- a/include/git2/odb.h
+++ b/include/git2/odb.h
@@ -109,7 +109,7 @@ GIT_EXTERN(void) git_odb_free(git_odb *db);
  * @param id identity of the object to read.
  * @return
  * - 0 if the object was read;
- * - GIT_NOTFOUND if the object is not in the database.
+ * - GIT_ENOTFOUND if the object is not in the database.
  */
 GIT_EXTERN(int) git_odb_read(git_odb_object **out, git_odb *db, const git_oid *id);
 
@@ -136,8 +136,8 @@ GIT_EXTERN(int) git_odb_read(git_odb_object **out, git_odb *db, const git_oid *i
  * @param short_id a prefix of the id of the object to read.
  * @param len the length of the prefix
  * @return 0 if the object was read;
- *	GIT_NOTFOUND if the object is not in the database.
- *	GIT_AMBIGUOUS if the prefix is ambiguous (several objects match the prefix)
+ *	GIT_ENOTFOUND if the object is not in the database.
+ *	GIT_EAMBIGUOUS if the prefix is ambiguous (several objects match the prefix)
  */
 GIT_EXTERN(int) git_odb_read_prefix(git_odb_object **out, git_odb *db, const git_oid *short_id, unsigned int len);
 
@@ -157,7 +157,7 @@ GIT_EXTERN(int) git_odb_read_prefix(git_odb_object **out, git_odb *db, const git
  * @param id identity of the object to read.
  * @return
  * - 0 if the object was read;
- * - GIT_NOTFOUND if the object is not in the database.
+ * - GIT_ENOTFOUND if the object is not in the database.
  */
 GIT_EXTERN(int) git_odb_read_header(size_t *len_p, git_otype *type_p, git_odb *db, const git_oid *id);
 
diff --git a/include/git2/refspec.h b/include/git2/refspec.h
index c46c187..c0a8eab 100644
--- a/include/git2/refspec.h
+++ b/include/git2/refspec.h
@@ -51,7 +51,7 @@ GIT_EXTERN(int) git_refspec_src_matches(const git_refspec *refspec, const char *
  * @param outlen the size ouf the `out` buffer
  * @param spec the refspec
  * @param name the name of the reference to transform
- * @return 0, GIT_SHORTBUFFER or another error
+ * @return 0, GIT_EBUFS or another error
  */
 GIT_EXTERN(int) git_refspec_transform(char *out, size_t outlen, const git_refspec *spec, const char *name);
 
diff --git a/include/git2/status.h b/include/git2/status.h
index 080db9f..6a424df 100644
--- a/include/git2/status.h
+++ b/include/git2/status.h
@@ -131,7 +131,7 @@ GIT_EXTERN(int) git_status_foreach_ext(
  * @param status_flags the status value
  * @param repo a repository object
  * @param path the file to retrieve status for, rooted at the repo's workdir
- * @return GIT_EINVALIDPATH when `path` points at a folder, GIT_NOTFOUND when
+ * @return GIT_EINVALIDPATH when `path` points at a folder, GIT_ENOTFOUND when
  *		the file doesn't exist in any of HEAD, the index or the worktree,
  *		0 otherwise
  */
diff --git a/include/git2/submodule.h b/include/git2/submodule.h
index 9e6118b..9301682 100644
--- a/include/git2/submodule.h
+++ b/include/git2/submodule.h
@@ -85,13 +85,13 @@ GIT_EXTERN(int) git_submodule_foreach(
  *
  * Given either the submodule name or path (they are ususally the same),
  * this returns a structure describing the submodule.  If the submodule
- * does not exist, this will return GIT_NOTFOUND and set the submodule
+ * does not exist, this will return GIT_ENOTFOUND and set the submodule
  * pointer to NULL.
  *
  * @param submodule Pointer to submodule description object pointer..
  * @param repo The repository.
  * @param name The name of the submodule.  Trailing slashes will be ignored.
- * @return 0 on success, GIT_NOTFOUND if submodule does not exist, -1 on error
+ * @return 0 on success, GIT_ENOTFOUND if submodule does not exist, -1 on error
  */
 GIT_EXTERN(int) git_submodule_lookup(
 	git_submodule **submodule,
diff --git a/include/git2/tag.h b/include/git2/tag.h
index 7f318ad..859c289 100644
--- a/include/git2/tag.h
+++ b/include/git2/tag.h
@@ -143,7 +143,7 @@ GIT_EXTERN(const char *) git_tag_message(git_tag *tag);
  * @param oid Pointer where to store the OID of the
  * newly created tag. If the tag already exists, this parameter
  * will be the oid of the existing tag, and the function will
- * return a GIT_EXISTS error code.
+ * return a GIT_EEXISTS error code.
  *
  * @param repo Repository where to store the tag
  *
@@ -199,7 +199,7 @@ GIT_EXTERN(int) git_tag_create_frombuffer(
  * @param oid Pointer where to store the OID of the provided
  * target object. If the tag already exists, this parameter
  * will be filled with the oid of the existing pointed object
- * and the function will return a GIT_EXISTS error code.
+ * and the function will return a GIT_EEXISTS error code.
  *
  * @param repo Repository where to store the lightweight tag
  *
diff --git a/include/git2/tree.h b/include/git2/tree.h
index 3b3b0e2..777f8ff 100644
--- a/include/git2/tree.h
+++ b/include/git2/tree.h
@@ -278,7 +278,7 @@ GIT_EXTERN(int) git_treebuilder_write(git_oid *oid, git_repository *repo, git_tr
  * @param subtree Pointer where to store the subtree
  * @param root A previously loaded tree which will be the root of the relative path
  * @param subtree_path Path to the contained subtree
- * @return 0 on success; GIT_NOTFOUND if the path does not lead to a subtree
+ * @return 0 on success; GIT_ENOTFOUND if the path does not lead to a subtree
  */
 GIT_EXTERN(int) git_tree_get_subtree(git_tree **subtree, git_tree *root, const char *subtree_path);
 
diff --git a/src/attr.c b/src/attr.c
index 5fef914..093f64d 100644
--- a/src/attr.c
+++ b/src/attr.c
@@ -245,13 +245,13 @@ static int load_attr_file(
 	struct stat st;
 
 	if (p_stat(filename, &st) < 0)
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	if (sig != NULL &&
 		(git_time_t)st.st_mtime == sig->seconds &&
 		(git_off_t)st.st_size == sig->size &&
 		(unsigned int)st.st_ino == sig->ino)
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	error = git_futils_readbuffer_updated(&content, filename, NULL, NULL);
 	if (error < 0)
@@ -286,7 +286,7 @@ static int load_attr_blob_from_index(
 	entry = git_index_get(index, error);
 
 	if (old_oid && git_oid_cmp(old_oid, &entry->oid) == 0)
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	if ((error = git_blob_lookup(blob, repo, &entry->oid)) < 0)
 		return error;
@@ -396,7 +396,7 @@ int git_attr_cache__push_file(
 
 	if (error) {
 		/* not finding a file is not an error for this function */
-		if (error == GIT_NOTFOUND) {
+		if (error == GIT_ENOTFOUND) {
 			giterr_clear();
 			error = 0;
 		}
@@ -550,7 +550,7 @@ static int collect_attr_files(
 		error = git_futils_find_system_file(&dir, GIT_ATTR_FILE_SYSTEM);
 		if (!error)
 			error = push_attr_file(repo, files, NULL, dir.ptr);
-		else if (error == GIT_NOTFOUND)
+		else if (error == GIT_ENOTFOUND)
 			error = 0;
 	}
 
@@ -577,11 +577,11 @@ int git_attr_cache__init(git_repository *repo)
 		return -1;
 
 	ret = git_config_get_string(&cache->cfg_attr_file, cfg, GIT_ATTR_CONFIG);
-	if (ret < 0 && ret != GIT_NOTFOUND)
+	if (ret < 0 && ret != GIT_ENOTFOUND)
 		return ret;
 
 	ret = git_config_get_string(&cache->cfg_excl_file, cfg, GIT_IGNORE_CONFIG);
-	if (ret < 0 && ret != GIT_NOTFOUND)
+	if (ret < 0 && ret != GIT_ENOTFOUND)
 		return ret;
 
 	giterr_clear();
diff --git a/src/attr_file.c b/src/attr_file.c
index 601b286..5030ad5 100644
--- a/src/attr_file.c
+++ b/src/attr_file.c
@@ -99,7 +99,7 @@ int git_attr_file__parse_buffer(
 		/* if the rule wasn't a pattern, on to the next */
 		if (error < 0) {
 			git_attr_rule__clear(rule); /* reset rule contents */
-			if (error == GIT_NOTFOUND)
+			if (error == GIT_ENOTFOUND)
 				error = 0;
 		} else {
 			rule = NULL; /* vector now "owns" the rule */
@@ -328,7 +328,7 @@ void git_attr_path__free(git_attr_path *info)
 
 /*
  * This will return 0 if the spec was filled out,
- * GIT_NOTFOUND if the fnmatch does not require matching, or
+ * GIT_ENOTFOUND if the fnmatch does not require matching, or
  * another error code there was an actual problem.
  */
 int git_attr_fnmatch__parse(
@@ -347,7 +347,7 @@ int git_attr_fnmatch__parse(
 	while (git__isspace(*pattern)) pattern++;
 	if (!*pattern || *pattern == '#') {
 		*base = git__next_line(pattern);
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 	}
 
 	spec->flags = 0;
@@ -464,7 +464,7 @@ static int merge_assignments(void **old_raw, void *new_raw)
 
 	GIT_REFCOUNT_DEC(*old, git_attr_assignment__free);
 	*old = new;
-	return GIT_EXISTS;
+	return GIT_EEXISTS;
 }
 
 int git_attr_assignment__parse(
@@ -551,7 +551,7 @@ int git_attr_assignment__parse(
 
 					error = git_vector_insert_sorted(
 						assigns, massign, &merge_assignments);
-					if (error < 0 && error != GIT_EXISTS)
+					if (error < 0 && error != GIT_EEXISTS)
 						return error;
 				}
 			}
@@ -559,7 +559,7 @@ int git_attr_assignment__parse(
 
 		/* insert allocated assign into vector */
 		error = git_vector_insert_sorted(assigns, assign, &merge_assignments);
-		if (error < 0 && error != GIT_EXISTS)
+		if (error < 0 && error != GIT_EEXISTS)
 			return error;
 
 		/* clear assign since it is now "owned" by the vector */
@@ -571,7 +571,7 @@ int git_attr_assignment__parse(
 
 	*base = git__next_line(scan);
 
-	return (assigns->length == 0) ? GIT_NOTFOUND : 0;
+	return (assigns->length == 0) ? GIT_ENOTFOUND : 0;
 }
 
 static void git_attr_rule__clear(git_attr_rule *rule)
diff --git a/src/branch.c b/src/branch.c
index 45f67ff..9698bbf 100644
--- a/src/branch.c
+++ b/src/branch.c
@@ -190,7 +190,7 @@ int git_branch_move(git_repository *repo, const char *old_branch_name, const cha
 	if ((error = git_buf_joinpath(&old_reference_name, GIT_REFS_HEADS_DIR, old_branch_name)) < 0)
 		goto cleanup;
 
-	/* We need to be able to return GIT_NOTFOUND */
+	/* We need to be able to return GIT_ENOTFOUND */
 	if ((error = git_reference_lookup(&reference, repo, git_buf_cstr(&old_reference_name))) < 0)
 		goto cleanup;
 
diff --git a/src/commit.c b/src/commit.c
index 1c6bee9..2bf12f3 100644
--- a/src/commit.c
+++ b/src/commit.c
@@ -100,7 +100,7 @@ static int update_reference(git_repository *repo, git_oid *oid, const char *ref_
 
 	/* If we haven't found the reference at all, we assume we need to create
 	 * a new reference and that's it */
-	if (res == GIT_NOTFOUND) {
+	if (res == GIT_ENOTFOUND) {
 		giterr_clear();
 		return git_reference_create_oid(NULL, repo, ref_name, oid, 1);
 	}
@@ -125,7 +125,7 @@ static int update_reference(git_repository *repo, git_oid *oid, const char *ref_
 		 * this is means we're creating a new branch, for example.
 		 * We need to create a new direct reference with that name
 		 */
-		if (res == GIT_NOTFOUND) {
+		if (res == GIT_ENOTFOUND) {
 			giterr_clear();
 			res = git_reference_create_oid(NULL, repo, sym_target, oid, 1);
 			git_reference_free(ref);
@@ -320,7 +320,7 @@ int git_commit_parent(git_commit **parent, git_commit *commit, unsigned int n)
 	parent_oid = git_vector_get(&commit->parent_oids, n);
 	if (parent_oid == NULL) {
 		giterr_set(GITERR_INVALID, "Parent %u does not exist", n);
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 	}
 
 	return git_commit_lookup(parent, commit->object.repo, parent_oid);
diff --git a/src/config.c b/src/config.c
index b60faf8..618202c 100644
--- a/src/config.c
+++ b/src/config.c
@@ -263,7 +263,7 @@ int git_config_lookup_map_value(
 	size_t i;
 
 	if (!value)
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	for (i = 0; i < map_n; ++i) {
 		git_cvar_map *m = maps + i;
@@ -295,7 +295,7 @@ int git_config_lookup_map_value(
 		}
 	}
 
-	return GIT_NOTFOUND;
+	return GIT_ENOTFOUND;
 }
 
 int git_config_get_mapped(
@@ -387,12 +387,12 @@ int git_config_get_string(const char **out, git_config *cfg, const char *name)
 	git_vector_foreach(&cfg->files, i, internal) {
 		git_config_file *file = internal->file;
 		int ret = file->get(file, name, out);
-		if (ret != GIT_NOTFOUND)
+		if (ret != GIT_ENOTFOUND)
 			return ret;
 	}
 
 	giterr_set(GITERR_CONFIG, "Config variable '%s' not found", name);
-	return GIT_NOTFOUND;
+	return GIT_ENOTFOUND;
 }
 
 int git_config_get_multivar(git_config *cfg, const char *name, const char *regexp,
@@ -400,7 +400,7 @@ int git_config_get_multivar(git_config *cfg, const char *name, const char *regex
 {
 	file_internal *internal;
 	git_config_file *file;
-	int ret = GIT_NOTFOUND;
+	int ret = GIT_ENOTFOUND;
 	unsigned int i;
 
 	assert(cfg->files.length);
@@ -413,7 +413,7 @@ int git_config_get_multivar(git_config *cfg, const char *name, const char *regex
 		internal = git_vector_get(&cfg->files, i - 1);
 		file = internal->file;
 		ret = file->get_multivar(file, name, regexp, fn, data);
-		if (ret < 0 && ret != GIT_NOTFOUND)
+		if (ret < 0 && ret != GIT_ENOTFOUND)
 			return ret;
 	}
 
@@ -424,14 +424,14 @@ int git_config_set_multivar(git_config *cfg, const char *name, const char *regex
 {
 	file_internal *internal;
 	git_config_file *file;
-	int ret = GIT_NOTFOUND;
+	int ret = GIT_ENOTFOUND;
 	unsigned int i;
 
 	for (i = cfg->files.length; i > 0; --i) {
 		internal = git_vector_get(&cfg->files, i - 1);
 		file = internal->file;
 		ret = file->set_multivar(file, name, regexp, value);
-		if (ret < 0 && ret != GIT_NOTFOUND)
+		if (ret < 0 && ret != GIT_ENOTFOUND)
 			return ret;
 	}
 
diff --git a/src/config_cache.c b/src/config_cache.c
index b23fd7b..ca9602e 100644
--- a/src/config_cache.c
+++ b/src/config_cache.c
@@ -72,7 +72,7 @@ int git_repository__cvar(int *out, git_repository *repo, git_cvar_cached cvar)
 		error = git_config_get_mapped(out,
 			config, data->cvar_name, data->maps, data->map_count);
 
-		if (error == GIT_NOTFOUND)
+		if (error == GIT_ENOTFOUND)
 			*out = data->default_value;
 
 		else if (error < 0)
diff --git a/src/config_file.c b/src/config_file.c
index 6ecc974..cbc48bc 100644
--- a/src/config_file.c
+++ b/src/config_file.c
@@ -161,7 +161,7 @@ static int config_open(git_config_file *cfg)
 	res = git_futils_readbuffer(&b->reader.buffer, b->file_path);
 
 	/* It's fine if the file doesn't exist */
-	if (res == GIT_NOTFOUND)
+	if (res == GIT_ENOTFOUND)
 		return 0;
 
 	if (res < 0 || config_parse(b) <  0) {
@@ -289,7 +289,7 @@ static int config_get(git_config_file *cfg, const char *name, const char **out)
 
 	/* no error message; the config system will write one */
 	if (!git_strmap_valid_index(b->values, pos))
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	*out = ((cvar_t *)git_strmap_value_at(b->values, pos))->value;
 
@@ -315,7 +315,7 @@ static int config_get_multivar(
 	git__free(key);
 
 	if (!git_strmap_valid_index(b->values, pos))
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	var = git_strmap_value_at(b->values, pos);
 
@@ -377,7 +377,7 @@ static int config_set_multivar(
 	pos = git_strmap_lookup_index(b->values, key);
 	if (!git_strmap_valid_index(b->values, pos)) {
 		git__free(key);
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 	}
 
 	var = git_strmap_value_at(b->values, pos);
@@ -444,7 +444,7 @@ static int config_delete(git_config_file *cfg, const char *name)
 	git__free(key);
 
 	if (!git_strmap_valid_index(b->values, pos))
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	var = git_strmap_value_at(b->values, pos);
 
@@ -978,7 +978,7 @@ static int config_write(diskfile_backend *cfg, const char *key, const regex_t *p
 	result = git_futils_readbuffer(&cfg->reader.buffer, cfg->file_path);
 
 	/* Initialise the reading position */
-	if (result == GIT_NOTFOUND) {
+	if (result == GIT_ENOTFOUND) {
 		cfg->reader.read_ptr = NULL;
 		cfg->reader.eof = 1;
 		data_start = NULL;
diff --git a/src/crlf.c b/src/crlf.c
index 5fb1be5..303a46d 100644
--- a/src/crlf.c
+++ b/src/crlf.c
@@ -85,7 +85,7 @@ static int crlf_load_attributes(struct crlf_attrs *ca, git_repository *repo, con
 	error = git_attr_get_many(attr_vals,
 		repo, 0, path, NUM_CONV_ATTRS, attr_names);
 
-	if (error == GIT_NOTFOUND) {
+	if (error == GIT_ENOTFOUND) {
 		ca->crlf_action = GIT_CRLF_GUESS;
 		ca->eol = GIT_EOL_UNSET;
 		return 0;
diff --git a/src/diff.c b/src/diff.c
index 882534f..0b2f8fb 100644
--- a/src/diff.c
+++ b/src/diff.c
@@ -343,7 +343,7 @@ static git_diff_list *git_diff_list_alloc(
 		if (!match)
 			goto fail;
 		ret = git_attr_fnmatch__parse(match, &diff->pool, NULL, &pattern);
-		if (ret == GIT_NOTFOUND) {
+		if (ret == GIT_ENOTFOUND) {
 			git__free(match);
 			continue;
 		} else if (ret < 0)
diff --git a/src/fileops.c b/src/fileops.c
index c467143..ee9d421 100644
--- a/src/fileops.c
+++ b/src/fileops.c
@@ -95,7 +95,7 @@ int git_futils_open_ro(const char *path)
 	int fd = p_open(path, O_RDONLY);
 	if (fd < 0) {
 		if (errno == ENOENT)
-			fd = GIT_NOTFOUND;
+			fd = GIT_ENOTFOUND;
 		giterr_set(GITERR_OS, "Failed to open '%s'", path);
 	}
 	return fd;
@@ -365,7 +365,7 @@ int git_futils_find_global_file(git_buf *path, const char *filename)
 
 	if (git_path_exists(path->ptr) == false) {
 		git_buf_clear(path);
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 	}
 
 	return 0;
@@ -414,7 +414,7 @@ static int win32_find_system_file(git_buf *path, const char *filename)
 	char *file_utf8 = NULL;
 
 	if (!root || !filename || (len = strlen(filename)) == 0)
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	/* allocate space for wchar_t path to file */
 	file_utf16 = git__calloc(root->len + len + 2, sizeof(wchar_t));
@@ -438,7 +438,7 @@ static int win32_find_system_file(git_buf *path, const char *filename)
 
 	/* check access */
 	if (_waccess(file_utf16, F_OK) < 0) {
-		error = GIT_NOTFOUND;
+		error = GIT_ENOTFOUND;
 		goto cleanup;
 	}
 
@@ -470,6 +470,6 @@ int git_futils_find_system_file(git_buf *path, const char *filename)
 #ifdef GIT_WIN32
 	return win32_find_system_file(path, filename);
 #else
-	return GIT_NOTFOUND;
+	return GIT_ENOTFOUND;
 #endif
 }
diff --git a/src/fileops.h b/src/fileops.h
index 8dd4bb6..be619d6 100644
--- a/src/fileops.h
+++ b/src/fileops.h
@@ -139,7 +139,7 @@ extern int git_futils_mmap_ro(
  * @param path path to file to be opened.
  * @return
  * - 0 on success;
- * - GIT_NOTFOUND if not found;
+ * - GIT_ENOTFOUND if not found;
  * - -1 on an unspecified OS related error.
  */
 extern int git_futils_mmap_ro_file(
@@ -159,7 +159,7 @@ extern void git_futils_mmap_free(git_map *map);
  * @param filename name of file to find in the home directory
  * @return
  * - 0 if found;
- * - GIT_NOTFOUND if not found;
+ * - GIT_ENOTFOUND if not found;
  * - -1 on an unspecified OS related error.
  */
 extern int git_futils_find_global_file(git_buf *path, const char *filename);
@@ -171,7 +171,7 @@ extern int git_futils_find_global_file(git_buf *path, const char *filename);
  * @param filename name of file to find in the home directory
  * @return
  * - 0 if found;
- * - GIT_NOTFOUND if not found;
+ * - GIT_ENOTFOUND if not found;
  * - -1 on an unspecified OS related error.
  */
 extern int git_futils_find_system_file(git_buf *path, const char *filename);
diff --git a/src/ignore.c b/src/ignore.c
index 2a70605..fc6194b 100644
--- a/src/ignore.c
+++ b/src/ignore.c
@@ -40,7 +40,7 @@ static int parse_ignore_file(
 			git__free(match->pattern);
 			match->pattern = NULL;
 
-			if (error == GIT_NOTFOUND)
+			if (error == GIT_ENOTFOUND)
 				error = 0;
 		} else {
 			match = NULL; /* vector now "owns" the match */
diff --git a/src/index.c b/src/index.c
index 03b1913..f1ae9a7 100644
--- a/src/index.c
+++ b/src/index.c
@@ -411,7 +411,7 @@ static int index_insert(git_index *index, git_index_entry *entry, int replace)
 	 * if no entry exists add the entry at the end;
 	 * the index is no longer sorted
 	 */
-	if (position == GIT_NOTFOUND)
+	if (position == GIT_ENOTFOUND)
 		return git_vector_insert(&index->entries, entry);
 
 	/* exists, replace it */
diff --git a/src/indexer.c b/src/indexer.c
index da6d5d2..6f735e6 100644
--- a/src/indexer.c
+++ b/src/indexer.c
@@ -205,9 +205,9 @@ static int store_delta(git_indexer_stream *idx)
 	}
 
 	error = packfile_unpack_compressed(&obj, idx->pack, &w, &idx->off, entry_size, type);
-	if (error == GIT_SHORTBUFFER) {
+	if (error == GIT_EBUFS) {
 		idx->off = entry_start;
-		return GIT_SHORTBUFFER;
+		return GIT_EBUFS;
 	} else if (error < 0){
 		return -1;
 	}
@@ -355,7 +355,7 @@ int git_indexer_stream_add(git_indexer_stream *idx, const void *data, size_t siz
 			return 0;
 
 		error = git_packfile_unpack(&obj, idx->pack, &idx->off);
-		if (error == GIT_SHORTBUFFER) {
+		if (error == GIT_EBUFS) {
 			idx->off = entry_start;
 			return 0;
 		}
@@ -363,7 +363,7 @@ int git_indexer_stream_add(git_indexer_stream *idx, const void *data, size_t siz
 		if (error < 0) {
 			idx->off = entry_start;
 			error = store_delta(idx);
-			if (error == GIT_SHORTBUFFER)
+			if (error == GIT_EBUFS)
 				return 0;
 			if (error < 0)
 				return error;
diff --git a/src/iterator.c b/src/iterator.c
index cb9838d..819b0e2 100644
--- a/src/iterator.c
+++ b/src/iterator.c
@@ -468,7 +468,7 @@ static int workdir_iterator__expand_dir(workdir_iterator *wi)
 	error = git_path_dirload_with_stat(wi->path.ptr, wi->root_len, &wf->entries);
 	if (error < 0 || wf->entries.length == 0) {
 		workdir_iterator__free_frame(wf);
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 	}
 
 	git_vector_sort(&wf->entries);
@@ -635,7 +635,7 @@ static int workdir_iterator__update_entry(workdir_iterator *wi)
 		if (!is_submodule) {
 			int res = git_submodule_lookup(NULL, wi->repo, wi->entry.path);
 			is_submodule = (res == 0);
-			if (res == GIT_NOTFOUND)
+			if (res == GIT_ENOTFOUND)
 				giterr_clear();
 		}
 
@@ -683,7 +683,7 @@ int git_iterator_for_workdir_range(
 	wi->root_len = wi->path.size;
 
 	if ((error = workdir_iterator__expand_dir(wi)) < 0) {
-		if (error == GIT_NOTFOUND)
+		if (error == GIT_ENOTFOUND)
 			error = 0;
 		else {
 			git_iterator_free((git_iterator *)wi);
diff --git a/src/notes.c b/src/notes.c
index afd6fc2..84ad940 100644
--- a/src/notes.c
+++ b/src/notes.c
@@ -73,7 +73,7 @@ static int find_blob(git_oid *blob, git_tree *tree, const char *target)
 			return 0;
 		}
 	}
-	return GIT_NOTFOUND;
+	return GIT_ENOTFOUND;
 }
 
 static int note_write(git_oid *out, git_repository *repo,
@@ -96,11 +96,11 @@ static int note_write(git_oid *out, git_repository *repo,
 			return error;
 
 		error = find_blob(&oid, tree, target + fanout);
-		if (error != GIT_NOTFOUND) {
+		if (error != GIT_ENOTFOUND) {
 			git_tree_free(tree);
 			if (!error) {
 				giterr_set(GITERR_REPOSITORY, "Note for '%s' exists already", target);
-				error = GIT_EXISTS;
+				error = GIT_EEXISTS;
 			}
 			return error;
 		}
@@ -275,7 +275,7 @@ static int note_get_default_ref(const char **out, git_repository *repo)
 		return -1;
 
 	ret = git_config_get_string(out, cfg, "core.notesRef");
-	if (ret == GIT_NOTFOUND) {
+	if (ret == GIT_ENOTFOUND) {
 		*out = GIT_NOTES_DEFAULT_REF;
 		return 0;
 	}
@@ -352,7 +352,7 @@ int git_note_create(
 		return -1;
 
 	error = git_reference_lookup(&ref, repo, notes_ref);
-	if (error < 0 && error != GIT_NOTFOUND)
+	if (error < 0 && error != GIT_ENOTFOUND)
 		return error;
 
 	if (!error) {
diff --git a/src/object.c b/src/object.c
index 0c40c05..d3673ed 100644
--- a/src/object.c
+++ b/src/object.c
@@ -92,7 +92,7 @@ int git_object_lookup_prefix(
 	assert(repo && object_out && id);
 
 	if (len < GIT_OID_MINPREFIXLEN)
-		return GIT_AMBIGUOUS;
+		return GIT_EAMBIGUOUS;
 
 	error = git_repository_odb__weakptr(&odb, repo);
 	if (error < 0)
@@ -110,7 +110,7 @@ int git_object_lookup_prefix(
 			if (type != GIT_OBJ_ANY && type != object->type) {
 				git_object_free(object);
 				giterr_set(GITERR_ODB, "The given type does not match the type in ODB");
-				return GIT_NOTFOUND;
+				return GIT_ENOTFOUND;
 			}
 
 			*object_out = object;
@@ -151,7 +151,7 @@ int git_object_lookup_prefix(
 	if (type != GIT_OBJ_ANY && type != odb_obj->raw.type) {
 		git_odb_object_free(odb_obj);
 		giterr_set(GITERR_ODB, "The given type does not match the type on the ODB");
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 	}
 
 	type = odb_obj->raw.type;
diff --git a/src/odb.c b/src/odb.c
index dcb36e2..a6a18f8 100644
--- a/src/odb.c
+++ b/src/odb.c
@@ -485,7 +485,7 @@ int git_odb_exists(git_odb *db, const git_oid *id)
 int git_odb_read_header(size_t *len_p, git_otype *type_p, git_odb *db, const git_oid *id)
 {
 	unsigned int i;
-	int error = GIT_NOTFOUND;
+	int error = GIT_ENOTFOUND;
 	git_odb_object *object;
 
 	assert(db && id);
@@ -524,7 +524,7 @@ int git_odb_read_header(size_t *len_p, git_otype *type_p, git_odb *db, const git
 int git_odb_read(git_odb_object **out, git_odb *db, const git_oid *id)
 {
 	unsigned int i;
-	int error = GIT_NOTFOUND;
+	int error = GIT_ENOTFOUND;
 	git_rawobj raw;
 
 	assert(out && db && id);
@@ -541,7 +541,7 @@ int git_odb_read(git_odb_object **out, git_odb *db, const git_oid *id)
 			error = b->read(&raw.data, &raw.len, &raw.type, b, id);
 	}
 
-	/* TODO: If no backends are configured, this returns GIT_NOTFOUND but
+	/* TODO: If no backends are configured, this returns GIT_ENOTFOUND but
 	 * will never have called giterr_set().
 	 */
 
@@ -556,7 +556,7 @@ int git_odb_read_prefix(
 	git_odb_object **out, git_odb *db, const git_oid *short_id, unsigned int len)
 {
 	unsigned int i;
-	int error = GIT_NOTFOUND;
+	int error = GIT_ENOTFOUND;
 	git_oid found_full_oid = {{0}};
 	git_rawobj raw;
 	bool found = false;
@@ -582,7 +582,7 @@ int git_odb_read_prefix(
 		if (b->read != NULL) {
 			git_oid full_oid;
 			error = b->read_prefix(&full_oid, &raw.data, &raw.len, &raw.type, b, short_id, len);
-			if (error == GIT_NOTFOUND || error == GIT_PASSTHROUGH)
+			if (error == GIT_ENOTFOUND || error == GIT_PASSTHROUGH)
 				continue;
 
 			if (error)
@@ -698,12 +698,12 @@ int git_odb__error_notfound(const char *message, const git_oid *oid)
 	} else
 		giterr_set(GITERR_ODB, "Object not found - %s", message);
 
-	return GIT_NOTFOUND;
+	return GIT_ENOTFOUND;
 }
 
 int git_odb__error_ambiguous(const char *message)
 {
 	giterr_set(GITERR_ODB, "Ambiguous SHA1 prefix - %s", message);
-	return GIT_AMBIGUOUS;
+	return GIT_EAMBIGUOUS;
 }
 
diff --git a/src/odb.h b/src/odb.h
index 2a5c769..263e4c3 100644
--- a/src/odb.h
+++ b/src/odb.h
@@ -68,12 +68,12 @@ int git_odb__hashfd(git_oid *out, git_file fd, size_t size, git_otype type);
 int git_odb__hashlink(git_oid *out, const char *path);
 
 /*
- * Generate a GIT_NOTFOUND error for the ODB.
+ * Generate a GIT_ENOTFOUND error for the ODB.
  */
 int git_odb__error_notfound(const char *message, const git_oid *oid);
 
 /*
- * Generate a GIT_AMBIGUOUS error for the ODB.
+ * Generate a GIT_EAMBIGUOUS error for the ODB.
  */
 int git_odb__error_ambiguous(const char *message);
 
diff --git a/src/odb_loose.c b/src/odb_loose.c
index c229b54..989b03a 100644
--- a/src/odb_loose.c
+++ b/src/odb_loose.c
@@ -460,7 +460,7 @@ static int locate_object(
 	int error = object_file_name(object_location, backend->objects_dir, oid);
 
 	if (!error && !git_path_exists(object_location->ptr))
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	return error;
 }
diff --git a/src/odb_pack.c b/src/odb_pack.c
index e03879e..458f288 100644
--- a/src/odb_pack.c
+++ b/src/odb_pack.c
@@ -141,7 +141,7 @@ static int pack_entry_find(struct git_pack_entry *e,
 
 /* Can find the offset of an object given
  * a prefix of an identifier.
- * Sets GIT_AMBIGUOUS if short oid is ambiguous.
+ * Sets GIT_EAMBIGUOUS if short oid is ambiguous.
  * This method assumes that len is between
  * GIT_OID_MINPREFIXLEN and GIT_OID_HEXSZ.
  */
@@ -224,7 +224,7 @@ static int packfile_load__cb(void *_data, git_buf *path)
 	}
 
 	error = git_packfile_check(&pack, path->ptr);
-	if (error == GIT_NOTFOUND)
+	if (error == GIT_ENOTFOUND)
 		/* ignore missing .pack file as git does */
 		return 0;
 	else if (error < 0)
@@ -306,7 +306,7 @@ static int pack_entry_find_prefix(
 
 	if (backend->last_found) {
 		error = git_pack_entry_find(e, backend->last_found, short_oid, len);
-		if (error == GIT_AMBIGUOUS)
+		if (error == GIT_EAMBIGUOUS)
 			return error;
 		if (!error)
 			found = 1;
@@ -320,7 +320,7 @@ static int pack_entry_find_prefix(
 			continue;
 
 		error = git_pack_entry_find(e, p, short_oid, len);
-		if (error == GIT_AMBIGUOUS)
+		if (error == GIT_EAMBIGUOUS)
 			return error;
 		if (!error) {
 			if (++found > 1)
@@ -354,7 +354,7 @@ int pack_backend__read_header(git_rawobj *obj, git_odb_backend *backend, const g
 	assert(obj && backend && oid);
 
 	if (locate_packfile(&location, (struct pack_backend *)backend, oid) < 0)
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	return read_header_packed(obj, &location);
 }
diff --git a/src/pack.c b/src/pack.c
index 66a23f2..0db1069 100644
--- a/src/pack.c
+++ b/src/pack.c
@@ -28,7 +28,7 @@ int packfile_unpack_compressed(
 
 /* Can find the offset of an object given
  * a prefix of an identifier.
- * Throws GIT_AMBIGUOUSOIDPREFIX if short oid
+ * Throws GIT_EAMBIGUOUSOIDPREFIX if short oid
  * is ambiguous within the pack.
  * This method assumes that len is between
  * GIT_OID_MINPREFIXLEN and GIT_OID_HEXSZ.
@@ -222,7 +222,7 @@ static int packfile_unpack_header1(
 	shift = 4;
 	while (c & 0x80) {
 		if (len <= used)
-			return GIT_SHORTBUFFER;
+			return GIT_EBUFS;
 
 		if (bitsizeof(long) <= shift) {
 			*usedp = 0;
@@ -260,11 +260,11 @@ int git_packfile_unpack_header(
 //	base = pack_window_open(p, w_curs, *curpos, &left);
 	base = git_mwindow_open(mwf, w_curs, *curpos, 20, &left);
 	if (base == NULL)
-		return GIT_SHORTBUFFER;
+		return GIT_EBUFS;
 
 	ret = packfile_unpack_header1(&used, size_p, type_p, base, left);
 	git_mwindow_close(w_curs);
-	if (ret == GIT_SHORTBUFFER)
+	if (ret == GIT_EBUFS)
 		return ret;
 	else if (ret < 0)
 		return packfile_error("header length is zero");
@@ -428,7 +428,7 @@ int packfile_unpack_compressed(
 		if (st == Z_BUF_ERROR && in == NULL) {
 			inflateEnd(&stream);
 			git__free(buffer);
-			return GIT_SHORTBUFFER;
+			return GIT_EBUFS;
 		}
 
 		*curpos += stream.next_in - in;
@@ -467,7 +467,7 @@ git_off_t get_delta_base(
 	base_info = pack_window_open(p, w_curs, *curpos, &left);
 	/* Assumption: the only reason this would fail is because the file is too small */
 	if (base_info == NULL)
-		return GIT_SHORTBUFFER;
+		return GIT_EBUFS;
 	/* pack_window_open() assured us we have [base_info, base_info + 20)
 	 * as a range that we can look at without walking off the
 	 * end of the mapped window. Its actually the hash size
@@ -480,7 +480,7 @@ git_off_t get_delta_base(
 		base_offset = c & 127;
 		while (c & 128) {
 			if (left <= used)
-				return GIT_SHORTBUFFER;
+				return GIT_EBUFS;
 			base_offset += 1;
 			if (!base_offset || MSB(base_offset, 7))
 				return 0; /* overflow */
diff --git a/src/path.c b/src/path.c
index ba67544..84edf6d 100644
--- a/src/path.c
+++ b/src/path.c
@@ -206,7 +206,7 @@ int git_path_prettify(git_buf *path_out, const char *path, const char *base)
 
 	if (p_realpath(path, buf) == NULL) {
 		/* giterr_set resets the errno when dealing with a GITERR_OS kind of error */
-		int error = (errno == ENOENT || errno == ENOTDIR) ? GIT_NOTFOUND : -1;
+		int error = (errno == ENOENT || errno == ENOTDIR) ? GIT_ENOTFOUND : -1;
 		giterr_set(GITERR_OS, "Failed to resolve path '%s'", path);
 
 		git_buf_clear(path_out);
@@ -390,7 +390,7 @@ int git_path_lstat(const char *path, struct stat *st)
 	int err = 0;
 
 	if (p_lstat(path, st) < 0) {
-		err = (errno == ENOENT) ? GIT_NOTFOUND : -1;
+		err = (errno == ENOENT) ? GIT_ENOTFOUND : -1;
 		giterr_set(GITERR_OS, "Failed to stat file '%s'", path);
 	}
 
diff --git a/src/pkt.c b/src/pkt.c
index 8956446..95430dd 100644
--- a/src/pkt.c
+++ b/src/pkt.c
@@ -208,7 +208,7 @@ int git_pkt_parse_line(
 
 	/* Not even enough for the length */
 	if (bufflen > 0 && bufflen < PKT_LEN_SIZE)
-		return GIT_SHORTBUFFER;
+		return GIT_EBUFS;
 
 	len = parse_len(line);
 	if (len < 0) {
@@ -230,7 +230,7 @@ int git_pkt_parse_line(
 	 * enough in the buffer to satisfy this line
 	 */
 	if (bufflen > 0 && bufflen < (size_t)len)
-		return GIT_SHORTBUFFER;
+		return GIT_EBUFS;
 
 	line += PKT_LEN_SIZE;
 	/*
diff --git a/src/protocol.c b/src/protocol.c
index 1849033..6b38617 100644
--- a/src/protocol.c
+++ b/src/protocol.c
@@ -34,7 +34,7 @@ int git_protocol_store_refs(git_protocol *p, const char *data, size_t len)
 			return 0;
 
 		error = git_pkt_parse_line(&pkt, ptr, &line_end, git_buf_len(buf));
-		if (error == GIT_SHORTBUFFER)
+		if (error == GIT_EBUFS)
 			return 0; /* Ask for more */
 		if (error < 0)
 			return p->error = -1;
diff --git a/src/refs.c b/src/refs.c
index 88e2218..1ef3e13 100644
--- a/src/refs.c
+++ b/src/refs.c
@@ -437,7 +437,7 @@ static int packed_load(git_repository *repo)
 	 * for us here, so just return. Anything else means we need to
 	 * refresh the packed refs.
 	 */
-	if (result == GIT_NOTFOUND) {
+	if (result == GIT_ENOTFOUND) {
 		git_strmap_clear(ref_cache->packfile);
 		return 0;
 	}
@@ -917,7 +917,7 @@ static int reference_can_write(
 		if (exists) {
 			giterr_set(GITERR_REFERENCE,
 				"A reference with that name (%s) already exists", refname);
-			return GIT_EXISTS;
+			return GIT_EEXISTS;
 		}
 	}
 
@@ -962,7 +962,7 @@ static int packed_lookup(git_reference *ref)
 	pos = git_strmap_lookup_index(packfile_refs, ref->name);
 	if (!git_strmap_valid_index(packfile_refs, pos)) {
 		giterr_set(GITERR_REFERENCE, "Reference '%s' not found", ref->name);
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 	}
 
 	pack_ref = git_strmap_value_at(packfile_refs, pos);
@@ -984,7 +984,7 @@ static int reference_lookup(git_reference *ref)
 
 	/* only try to lookup this reference on the packfile if it
 	 * wasn't found on the loose refs; not if there was a critical error */
-	if (result == GIT_NOTFOUND) {
+	if (result == GIT_ENOTFOUND) {
 		giterr_clear();
 		result = packed_lookup(ref);
 		if (result == 0)
diff --git a/src/refspec.c b/src/refspec.c
index adb162d..697b1bf 100644
--- a/src/refspec.c
+++ b/src/refspec.c
@@ -68,7 +68,7 @@ int git_refspec_transform(char *out, size_t outlen, const git_refspec *spec, con
 	baselen = strlen(spec->dst);
 	if (outlen <= baselen) {
 		giterr_set(GITERR_INVALID, "Reference name too long");
-		return GIT_SHORTBUFFER;
+		return GIT_EBUFS;
 	}
 
 	/*
@@ -90,7 +90,7 @@ int git_refspec_transform(char *out, size_t outlen, const git_refspec *spec, con
 
 	if (outlen <= baselen + namelen) {
 		giterr_set(GITERR_INVALID, "Reference name too long");
-		return GIT_SHORTBUFFER;
+		return GIT_EBUFS;
 	}
 
 	memcpy(out, spec->dst, baselen);
diff --git a/src/remote.c b/src/remote.c
index db4d0a7..9740344 100644
--- a/src/remote.c
+++ b/src/remote.c
@@ -135,7 +135,7 @@ int git_remote_load(git_remote **out, git_repository *repo, const char *name)
 	}
 
 	error = parse_remote_refspec(config, &remote->fetch, git_buf_cstr(&buf));
-	if (error == GIT_NOTFOUND)
+	if (error == GIT_ENOTFOUND)
 		error = 0;
 
 	if (error < 0) {
@@ -150,7 +150,7 @@ int git_remote_load(git_remote **out, git_repository *repo, const char *name)
 	}
 
 	error = parse_remote_refspec(config, &remote->push, git_buf_cstr(&buf));
-	if (error == GIT_NOTFOUND)
+	if (error == GIT_ENOTFOUND)
 		error = 0;
 
 	if (error < 0) {
@@ -357,10 +357,10 @@ int git_remote_update_tips(git_remote *remote, int (*cb)(const char *refname, co
 			goto on_error;
 
 		error = git_reference_name_to_oid(&old, remote->repo, refname.ptr);
-		if (error < 0 && error != GIT_NOTFOUND)
+		if (error < 0 && error != GIT_ENOTFOUND)
 			goto on_error;
 
-		if (error == GIT_NOTFOUND)
+		if (error == GIT_ENOTFOUND)
 			memset(&old, 0, GIT_OID_RAWSZ);
 
 		if (!git_oid_cmp(&old, &head->oid))
diff --git a/src/repository.c b/src/repository.c
index 2979b44..6ce3a56 100644
--- a/src/repository.c
+++ b/src/repository.c
@@ -148,7 +148,7 @@ static int load_workdir(git_repository *repo, git_buf *parent_path)
 	error = git_config_get_string(&worktree, config, "core.worktree");
 	if (!error && worktree != NULL)
 		repo->workdir = git__strdup(worktree);
-	else if (error != GIT_NOTFOUND)
+	else if (error != GIT_ENOTFOUND)
 		return error;
 	else {
 		giterr_clear();
@@ -342,7 +342,7 @@ static int find_repo(
 	if (!git_buf_len(repo_path) && !error) {
 		giterr_set(GITERR_REPOSITORY,
 			"Could not find repository from '%s'", start_path);
-		error = GIT_NOTFOUND;
+		error = GIT_ENOTFOUND;
 	}
 
 	return error;
@@ -403,7 +403,7 @@ int git_repository_discover(
 	*repository_path = '\0';
 
 	if ((error = find_repo(&path, NULL, start_path, flags, ceiling_dirs)) < 0)
-		return error != GIT_NOTFOUND ? -1 : error;
+		return error != GIT_ENOTFOUND ? -1 : error;
 
 	if (size < (size_t)(path.size + 1)) {
 		giterr_set(GITERR_REPOSITORY,
@@ -851,7 +851,7 @@ int git_repository_head_orphan(git_repository *repo)
 	error = git_repository_head(&ref, repo);
 	git_reference_free(ref);
 
-	if (error == GIT_NOTFOUND)
+	if (error == GIT_ENOTFOUND)
 		return 1;
 
 	if (error < 0)
@@ -883,7 +883,7 @@ int git_repository_is_empty(git_repository *repo)
 	git_reference_free(head);
 	git_reference_free(branch);
 
-	if (error == GIT_NOTFOUND)
+	if (error == GIT_ENOTFOUND)
 		return 1;
 
 	if (error < 0)
diff --git a/src/revwalk.c b/src/revwalk.c
index 67695f8..e64d93f 100644
--- a/src/revwalk.c
+++ b/src/revwalk.c
@@ -375,7 +375,7 @@ int git_merge_base(git_oid *out, git_repository *repo, git_oid *one, git_oid *tw
 
 	if (!result) {
 		git_revwalk_free(walk);
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 	}
 
 	git_oid_cpy(out, &result->item->oid);
diff --git a/src/status.c b/src/status.c
index 6676cd3..e9ad3cf 100644
--- a/src/status.c
+++ b/src/status.c
@@ -214,7 +214,7 @@ int git_status_file(
 	if (!error && !sfi.count) {
 		giterr_set(GITERR_INVALID,
 			"Attempt to get status of nonexistent file '%s'", path);
-		error = GIT_NOTFOUND;
+		error = GIT_ENOTFOUND;
 	}
 
 	*status_flags = sfi.status;
diff --git a/src/submodule.c b/src/submodule.c
index a63043f..3c07e65 100644
--- a/src/submodule.c
+++ b/src/submodule.c
@@ -351,7 +351,7 @@ int git_submodule_foreach(
 	git_strmap_foreach_value(repo->submodules, sm, {
 		/* usually the following will not come into play */
 		if (sm->refcount > 1) {
-			if (git_vector_bsearch(&seen, sm) != GIT_NOTFOUND)
+			if (git_vector_bsearch(&seen, sm) != GIT_ENOTFOUND)
 				continue;
 			if ((error = git_vector_insert(&seen, sm)) < 0)
 				break;
@@ -378,7 +378,7 @@ int git_submodule_lookup(
 
 	pos = git_strmap_lookup_index(repo->submodules, name);
 	if (!git_strmap_valid_index(repo->submodules, pos))
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	if (sm_ptr)
 		*sm_ptr = git_strmap_value_at(repo->submodules, pos);
diff --git a/src/tag.c b/src/tag.c
index 2a9ffee..63424f5 100644
--- a/src/tag.c
+++ b/src/tag.c
@@ -254,7 +254,7 @@ static int git_tag_create__internal(
 	}
 
 	error = retrieve_tag_reference_oid(oid, &ref_name, repo, tag_name);
-	if (error < 0 && error != GIT_NOTFOUND)
+	if (error < 0 && error != GIT_ENOTFOUND)
 		return -1;
 
 	/** Ensure the tag name doesn't conflict with an already existing
@@ -262,7 +262,7 @@ static int git_tag_create__internal(
 	if (error == 0 && !allow_ref_overwrite) {
 		git_buf_free(&ref_name);
 		giterr_set(GITERR_TAG, "Tag already exists");
-		return GIT_EXISTS;
+		return GIT_EEXISTS;
 	}
 
 	if (create_tag_annotation) {
@@ -332,7 +332,7 @@ int git_tag_create_frombuffer(git_oid *oid, git_repository *repo, const char *bu
 	}
 
 	error = retrieve_tag_reference_oid(oid, &ref_name, repo, tag.tag_name);
-	if (error < 0 && error != GIT_NOTFOUND)
+	if (error < 0 && error != GIT_ENOTFOUND)
 		goto on_error;
 
 	/* We don't need these objects after this */
@@ -345,7 +345,7 @@ int git_tag_create_frombuffer(git_oid *oid, git_repository *repo, const char *bu
 	 *	reference unless overwriting has explictly been requested **/
 	if (error == 0 && !allow_ref_overwrite) {
 		giterr_set(GITERR_TAG, "Tag already exists");
-		return GIT_EXISTS;
+		return GIT_EEXISTS;
 	}
 
 	/* write the buffer */
diff --git a/src/transports/git.c b/src/transports/git.c
index c8f5080..5baa810 100644
--- a/src/transports/git.c
+++ b/src/transports/git.c
@@ -147,7 +147,7 @@ static int store_refs(transport_git *t)
 			return 0;
 
 		ret = git_protocol_store_refs(&t->proto, buf->data, buf->offset);
-		if (ret == GIT_SHORTBUFFER) {
+		if (ret == GIT_EBUFS) {
 			gitno_consume_n(buf, buf->len);
 			continue;
 		}
@@ -279,7 +279,7 @@ static int recv_pkt(gitno_buffer *buf)
 			return -1;
 
 		error = git_pkt_parse_line(&pkt, ptr, &line_end, buf->offset);
-		if (error == GIT_SHORTBUFFER)
+		if (error == GIT_EBUFS)
 			continue;
 		if (error < 0)
 			return -1;
@@ -384,7 +384,7 @@ static int git_download_pack(git_transport *transport, git_repository *repo, git
 			}
 
 			error = git_pkt_parse_line(&pkt, ptr, &line_end, buf->offset);
-			if (error == GIT_SHORTBUFFER)
+			if (error == GIT_EBUFS)
 				break;
 
 			if (error < 0)
diff --git a/src/transports/http.c b/src/transports/http.c
index b382f7c..2a8ebbb 100644
--- a/src/transports/http.c
+++ b/src/transports/http.c
@@ -354,7 +354,7 @@ static int on_body_parse_response(http_parser *parser, const char *str, size_t l
 			return 0;
 
 		error = git_pkt_parse_line(&pkt, ptr, &line_end, git_buf_len(buf));
-		if (error == GIT_SHORTBUFFER) {
+		if (error == GIT_EBUFS) {
 			return 0; /* Ask for more */
 		}
 		if (error < 0)
diff --git a/src/tree.c b/src/tree.c
index a5fe2b6..92b1b1e 100644
--- a/src/tree.c
+++ b/src/tree.c
@@ -117,7 +117,7 @@ static int tree_key_search(git_vector *entries, const char *filename)
 	}
 
 	/* The filename doesn't exist at all */
-	return GIT_NOTFOUND;
+	return GIT_ENOTFOUND;
 }
 
 void git_tree__free(git_tree *tree)
@@ -186,7 +186,7 @@ const git_tree_entry *git_tree_entry_byname(git_tree *tree, const char *filename
 	assert(tree && filename);
 
 	idx = tree_key_search(&tree->entries, filename);
-	if (idx == GIT_NOTFOUND)
+	if (idx == GIT_ENOTFOUND)
 		return NULL;
 
 	return git_vector_get(&tree->entries, idx);
@@ -518,7 +518,7 @@ int git_treebuilder_insert(git_tree_entry **entry_out, git_treebuilder *bld, con
 	git_oid_cpy(&entry->oid, id);
 	entry->attr = attributes;
 
-	if (pos == GIT_NOTFOUND) {
+	if (pos == GIT_ENOTFOUND) {
 		if (git_vector_insert(&bld->entries, entry) < 0)
 			return -1;
 	}
@@ -682,7 +682,7 @@ static int tree_frompath(
 		giterr_set(GITERR_TREE,
 			"No tree entry can be found from "
 			"the given tree and relative path '%s'.", treeentry_path->ptr);
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 	}
 
 
diff --git a/src/vector.c b/src/vector.c
index 6bd1e93..6f9aacc 100644
--- a/src/vector.c
+++ b/src/vector.c
@@ -137,7 +137,7 @@ int git_vector_bsearch3(
 	if (at_pos != NULL)
 		*at_pos = (unsigned int)pos;
 
-	return (rval >= 0) ? (int)pos : GIT_NOTFOUND;
+	return (rval >= 0) ? (int)pos : GIT_ENOTFOUND;
 }
 
 int git_vector_search2(
@@ -152,7 +152,7 @@ int git_vector_search2(
 			return i;
 	}
 
-	return GIT_NOTFOUND;
+	return GIT_ENOTFOUND;
 }
 
 static int strict_comparison(const void *a, const void *b)
@@ -172,7 +172,7 @@ int git_vector_remove(git_vector *v, unsigned int idx)
 	assert(v);
 
 	if (idx >= v->length || v->length == 0)
-		return GIT_NOTFOUND;
+		return GIT_ENOTFOUND;
 
 	for (i = idx; i < v->length - 1; ++i)
 		v->contents[i] = v->contents[i + 1];
diff --git a/tests-clar/config/write.c b/tests-clar/config/write.c
index 4583a14..f877447 100644
--- a/tests-clar/config/write.c
+++ b/tests-clar/config/write.c
@@ -62,7 +62,7 @@ void test_config_write__delete_value(void)
 	git_config_free(cfg);
 
 	cl_git_pass(git_config_open_ondisk(&cfg, "config9"));
-	cl_assert(git_config_get_int32(&i, cfg, "core.dummy") == GIT_NOTFOUND);
+	cl_assert(git_config_get_int32(&i, cfg, "core.dummy") == GIT_ENOTFOUND);
 	cl_git_pass(git_config_set_int32(cfg, "core.dummy", 1));
 	git_config_free(cfg);
 }
@@ -87,6 +87,6 @@ void test_config_write__delete_inexistent(void)
 	git_config *cfg;
 
 	cl_git_pass(git_config_open_ondisk(&cfg, "config9"));
-	cl_assert(git_config_delete(cfg, "core.imaginary") == GIT_NOTFOUND);
+	cl_assert(git_config_delete(cfg, "core.imaginary") == GIT_ENOTFOUND);
 	git_config_free(cfg);
 }
diff --git a/tests-clar/core/path.c b/tests-clar/core/path.c
index af8bf81..d826612 100644
--- a/tests-clar/core/path.c
+++ b/tests-clar/core/path.c
@@ -413,8 +413,8 @@ void test_core_path__13_cannot_prettify_a_non_existing_file(void)
 	git_buf p = GIT_BUF_INIT;
 
 	cl_must_pass(git_path_exists(NON_EXISTING_FILEPATH) == false);
-	cl_assert_equal_i(GIT_NOTFOUND, git_path_prettify(&p, NON_EXISTING_FILEPATH, NULL));
-	cl_assert_equal_i(GIT_NOTFOUND, git_path_prettify(&p, NON_EXISTING_FILEPATH "/so-do-i", NULL));
+	cl_assert_equal_i(GIT_ENOTFOUND, git_path_prettify(&p, NON_EXISTING_FILEPATH, NULL));
+	cl_assert_equal_i(GIT_ENOTFOUND, git_path_prettify(&p, NON_EXISTING_FILEPATH "/so-do-i", NULL));
 
 	git_buf_free(&p);
 }
diff --git a/tests-clar/core/vector.c b/tests-clar/core/vector.c
index 5b47dde..ef3d6c3 100644
--- a/tests-clar/core/vector.c
+++ b/tests-clar/core/vector.c
@@ -143,7 +143,7 @@ static int merge_structs(void **old_raw, void *new)
 	((my_struct *)old)->count += 1;
 	git__free(new);
 	_struct_count--;
-	return GIT_EXISTS;
+	return GIT_EEXISTS;
 }
 
 static my_struct *alloc_struct(int value)
diff --git a/tests-clar/index/tests.c b/tests-clar/index/tests.c
index 6420163..3436f8d 100644
--- a/tests-clar/index/tests.c
+++ b/tests-clar/index/tests.c
@@ -153,7 +153,7 @@ void test_index_tests__find_in_empty(void)
 
    for (i = 0; i < ARRAY_SIZE(test_entries); ++i) {
       int idx = git_index_find(index, test_entries[i].path);
-      cl_assert(idx == GIT_NOTFOUND);
+      cl_assert(idx == GIT_ENOTFOUND);
    }
 
    git_index_free(index);
diff --git a/tests-clar/network/remotes.c b/tests-clar/network/remotes.c
index 17cc797..0649c86 100644
--- a/tests-clar/network/remotes.c
+++ b/tests-clar/network/remotes.c
@@ -156,7 +156,7 @@ void test_network_remotes__list(void)
 
 void test_network_remotes__loading_a_missing_remote_returns_ENOTFOUND(void)
 {
-	cl_assert_equal_i(GIT_NOTFOUND, git_remote_load(&_remote, _repo, "just-left-few-minutes-ago"));
+	cl_assert_equal_i(GIT_ENOTFOUND, git_remote_load(&_remote, _repo, "just-left-few-minutes-ago"));
 }
 
 void test_network_remotes__add(void)
diff --git a/tests-clar/notes/notes.c b/tests-clar/notes/notes.c
index c23a9f0..5185f25 100644
--- a/tests-clar/notes/notes.c
+++ b/tests-clar/notes/notes.c
@@ -127,7 +127,7 @@ void test_notes_notes__retrieving_a_list_of_notes_for_an_unknown_namespace_retur
 
 	error = git_note_foreach(_repo, "refs/notes/i-am-not", note_list_cb, &retrieved_notes);
 	cl_git_fail(error);
-	cl_assert_equal_i(GIT_NOTFOUND, error);
+	cl_assert_equal_i(GIT_ENOTFOUND, error);
 
 	cl_assert_equal_i(0, retrieved_notes);
 }
diff --git a/tests-clar/object/lookup.c b/tests-clar/object/lookup.c
index f840cb3..7cbcc61 100644
--- a/tests-clar/object/lookup.c
+++ b/tests-clar/object/lookup.c
@@ -22,7 +22,7 @@ void test_object_lookup__lookup_wrong_type_returns_enotfound(void)
 
 	cl_git_pass(git_oid_fromstr(&oid, commit));
 	cl_assert_equal_i(
-		GIT_NOTFOUND, git_object_lookup(&object, g_repo, &oid, GIT_OBJ_TAG));
+		GIT_ENOTFOUND, git_object_lookup(&object, g_repo, &oid, GIT_OBJ_TAG));
 }
 
 void test_object_lookup__lookup_nonexisting_returns_enotfound(void)
@@ -33,7 +33,7 @@ void test_object_lookup__lookup_nonexisting_returns_enotfound(void)
 
 	cl_git_pass(git_oid_fromstr(&oid, unknown));
 	cl_assert_equal_i(
-		GIT_NOTFOUND, git_object_lookup(&object, g_repo, &oid, GIT_OBJ_ANY));
+		GIT_ENOTFOUND, git_object_lookup(&object, g_repo, &oid, GIT_OBJ_ANY));
 }
 
 void test_object_lookup__lookup_wrong_type_by_abbreviated_id_returns_enotfound(void)
@@ -44,7 +44,7 @@ void test_object_lookup__lookup_wrong_type_by_abbreviated_id_returns_enotfound(v
 
 	cl_git_pass(git_oid_fromstrn(&oid, commit, strlen(commit)));
 	cl_assert_equal_i(
-		GIT_NOTFOUND, git_object_lookup_prefix(&object, g_repo, &oid, strlen(commit), GIT_OBJ_TAG));
+		GIT_ENOTFOUND, git_object_lookup_prefix(&object, g_repo, &oid, strlen(commit), GIT_OBJ_TAG));
 }
 
 void test_object_lookup__lookup_wrong_type_eventually_returns_enotfound(void)
@@ -59,5 +59,5 @@ void test_object_lookup__lookup_wrong_type_eventually_returns_enotfound(void)
 	git_object_free(object);
 
 	cl_assert_equal_i(
-		GIT_NOTFOUND, git_object_lookup(&object, g_repo, &oid, GIT_OBJ_TAG));
+		GIT_ENOTFOUND, git_object_lookup(&object, g_repo, &oid, GIT_OBJ_TAG));
 }
diff --git a/tests-clar/object/tree/frompath.c b/tests-clar/object/tree/frompath.c
index 7d4adaf..06c69ac 100644
--- a/tests-clar/object/tree/frompath.c
+++ b/tests-clar/object/tree/frompath.c
@@ -66,8 +66,8 @@ void test_object_tree_frompath__retrieve_tree_from_path_to_treeentry(void)
 
 void test_object_tree_frompath__fail_when_processing_an_unknown_tree_segment(void)
 {
-	assert_tree_from_path(tree, "nope/de/fgh/1.txt", GIT_NOTFOUND, NULL);
-	assert_tree_from_path(tree, "ab/me-neither/fgh/2.txt", GIT_NOTFOUND, NULL);
+	assert_tree_from_path(tree, "nope/de/fgh/1.txt", GIT_ENOTFOUND, NULL);
+	assert_tree_from_path(tree, "ab/me-neither/fgh/2.txt", GIT_ENOTFOUND, NULL);
 }
 
 void test_object_tree_frompath__fail_when_processing_an_invalid_path(void)
diff --git a/tests-clar/refs/branches/delete.c b/tests-clar/refs/branches/delete.c
index 629c491..03d3c56 100644
--- a/tests-clar/refs/branches/delete.c
+++ b/tests-clar/refs/branches/delete.c
@@ -81,7 +81,7 @@ static void assert_non_exisitng_branch_removal(const char *branch_name, git_bran
 	error = git_branch_delete(repo, branch_name, branch_type);
 
 	cl_git_fail(error);
-	cl_assert_equal_i(GIT_NOTFOUND, error);
+	cl_assert_equal_i(GIT_ENOTFOUND, error);
 }
 
 void test_refs_branches_delete__deleting_a_non_existing_branch_returns_ENOTFOUND(void)
diff --git a/tests-clar/refs/branches/move.c b/tests-clar/refs/branches/move.c
index 8948497..242e5cd 100644
--- a/tests-clar/refs/branches/move.c
+++ b/tests-clar/refs/branches/move.c
@@ -68,5 +68,5 @@ void test_refs_branches_move__moving_a_non_exisiting_branch_returns_ENOTFOUND(vo
 	error = git_branch_move(repo, "where/am/I", NEW_BRANCH_NAME, 0);
 	cl_git_fail(error);
 
-	cl_assert_equal_i(GIT_NOTFOUND, error);
+	cl_assert_equal_i(GIT_ENOTFOUND, error);
 }
diff --git a/tests-clar/repo/discover.c b/tests-clar/repo/discover.c
index 635bf96..b3d639b 100644
--- a/tests-clar/repo/discover.c
+++ b/tests-clar/repo/discover.c
@@ -82,7 +82,7 @@ void test_repo_discover__0(void)
 	append_ceiling_dir(&ceiling_dirs_buf, TEMP_REPO_FOLDER);
 	ceiling_dirs = git_buf_cstr(&ceiling_dirs_buf);
 
-	cl_assert_equal_i(GIT_NOTFOUND, git_repository_discover(repository_path, sizeof(repository_path), DISCOVER_FOLDER, 0, ceiling_dirs));
+	cl_assert_equal_i(GIT_ENOTFOUND, git_repository_discover(repository_path, sizeof(repository_path), DISCOVER_FOLDER, 0, ceiling_dirs));
 
 	cl_git_pass(git_repository_init(&repo, DISCOVER_FOLDER, 1));
 	cl_git_pass(git_repository_discover(repository_path, sizeof(repository_path), DISCOVER_FOLDER, 0, ceiling_dirs));
@@ -117,7 +117,7 @@ void test_repo_discover__0(void)
 	cl_git_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_MALFORMED_FOLDER1, 0, ceiling_dirs));
 	cl_git_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_MALFORMED_FOLDER2, 0, ceiling_dirs));
 	cl_git_fail(git_repository_discover(found_path, sizeof(found_path), ALTERNATE_MALFORMED_FOLDER3, 0, ceiling_dirs));
-	cl_assert_equal_i(GIT_NOTFOUND, git_repository_discover(found_path, sizeof(found_path), ALTERNATE_NOT_FOUND_FOLDER, 0, ceiling_dirs));
+	cl_assert_equal_i(GIT_ENOTFOUND, git_repository_discover(found_path, sizeof(found_path), ALTERNATE_NOT_FOUND_FOLDER, 0, ceiling_dirs));
 
 	append_ceiling_dir(&ceiling_dirs_buf, SUB_REPOSITORY_FOLDER);
 	ceiling_dirs = git_buf_cstr(&ceiling_dirs_buf);
@@ -125,9 +125,9 @@ void test_repo_discover__0(void)
 	//this must pass as ceiling_directories cannot predent the current
 	//working directory to be checked
 	cl_git_pass(git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER, 0, ceiling_dirs));
-	cl_assert_equal_i(GIT_NOTFOUND, git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB, 0, ceiling_dirs));
-	cl_assert_equal_i(GIT_NOTFOUND, git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB_SUB, 0, ceiling_dirs));
-	cl_assert_equal_i(GIT_NOTFOUND, git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, 0, ceiling_dirs));
+	cl_assert_equal_i(GIT_ENOTFOUND, git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB, 0, ceiling_dirs));
+	cl_assert_equal_i(GIT_ENOTFOUND, git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB_SUB, 0, ceiling_dirs));
+	cl_assert_equal_i(GIT_ENOTFOUND, git_repository_discover(found_path, sizeof(found_path), SUB_REPOSITORY_FOLDER_SUB_SUB_SUB, 0, ceiling_dirs));
 
 	//.gitfile redirection should not be affected by ceiling directories
 	ensure_repository_discover(REPOSITORY_ALTERNATE_FOLDER, ceiling_dirs, sub_repository_path);
diff --git a/tests-clar/repo/open.c b/tests-clar/repo/open.c
index 62578be..c70ec83 100644
--- a/tests-clar/repo/open.c
+++ b/tests-clar/repo/open.c
@@ -278,5 +278,5 @@ void test_repo_open__win32_path(void)
 void test_repo_open__opening_a_non_existing_repository_returns_ENOTFOUND(void)
 {
 	git_repository *repo;
-	cl_assert_equal_i(GIT_NOTFOUND, git_repository_open(&repo, "i-do-not/exist"));
+	cl_assert_equal_i(GIT_ENOTFOUND, git_repository_open(&repo, "i-do-not/exist"));
 }
diff --git a/tests-clar/revwalk/mergebase.c b/tests-clar/revwalk/mergebase.c
index 694dffc..e807e3a 100644
--- a/tests-clar/revwalk/mergebase.c
+++ b/tests-clar/revwalk/mergebase.c
@@ -63,7 +63,7 @@ void test_revwalk_mergebase__no_common_ancestor_returns_ENOTFOUND(void)
 	error = git_merge_base(&result, _repo, &one, &two);
 	cl_git_fail(error);
 
-	cl_assert_equal_i(GIT_NOTFOUND, error);
+	cl_assert_equal_i(GIT_ENOTFOUND, error);
 }
 
 /*
diff --git a/tests-clar/status/submodules.c b/tests-clar/status/submodules.c
index 63a44dc..9423e84 100644
--- a/tests-clar/status/submodules.c
+++ b/tests-clar/status/submodules.c
@@ -34,9 +34,9 @@ void test_status_submodules__api(void)
 {
 	git_submodule *sm;
 
-	cl_assert(git_submodule_lookup(NULL, g_repo, "nonexistent") == GIT_NOTFOUND);
+	cl_assert(git_submodule_lookup(NULL, g_repo, "nonexistent") == GIT_ENOTFOUND);
 
-	cl_assert(git_submodule_lookup(NULL, g_repo, "modified") == GIT_NOTFOUND);
+	cl_assert(git_submodule_lookup(NULL, g_repo, "modified") == GIT_ENOTFOUND);
 
 	cl_git_pass(git_submodule_lookup(&sm, g_repo, "testrepo"));
 	cl_assert(sm != NULL);
diff --git a/tests-clar/status/worktree.c b/tests-clar/status/worktree.c
index d839e84..6cc6259 100644
--- a/tests-clar/status/worktree.c
+++ b/tests-clar/status/worktree.c
@@ -199,7 +199,7 @@ void test_status_worktree__single_nonexistent_file(void)
 
 	error = git_status_file(&status_flags, repo, "nonexistent");
 	cl_git_fail(error);
-	cl_assert(error == GIT_NOTFOUND);
+	cl_assert(error == GIT_ENOTFOUND);
 }
 
 /* this test is equivalent to t18-status.c:singlestatus2 */
@@ -211,7 +211,7 @@ void test_status_worktree__single_nonexistent_file_empty_repo(void)
 
 	error = git_status_file(&status_flags, repo, "nonexistent");
 	cl_git_fail(error);
-	cl_assert(error == GIT_NOTFOUND);
+	cl_assert(error == GIT_ENOTFOUND);
 }
 
 /* this test is equivalent to t18-status.c:singlestatus3 */
@@ -235,7 +235,7 @@ void test_status_worktree__single_folder(void)
 
 	error = git_status_file(&status_flags, repo, "subdir");
 	cl_git_fail(error);
-	cl_assert(error != GIT_NOTFOUND);
+	cl_assert(error != GIT_ENOTFOUND);
 }
 
 
@@ -416,7 +416,7 @@ void test_status_worktree__cannot_retrieve_the_status_of_a_bare_repository(void)
 	error = git_status_file(&status, repo, "dummy");
 
 	cl_git_fail(error);
-	cl_assert(error != GIT_NOTFOUND);
+	cl_assert(error != GIT_ENOTFOUND);
 
 	git_repository_free(repo);
 }