c3-lang/libffi

diff --git a/Makefile.am b/Makefile.am
index 6fb3d47..5712edd 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -15,7 +15,11 @@ EXTRA_DIST = LICENSE ChangeLog.v1 ChangeLog.libgcj			\
 	libffi.xcodeproj/project.pbxproj				\
 	libtool-ldflags
 
-info_TEXINFOS = doc/libffi.texi
+
+info_TEXINFOS =
+if BUILD_DOCS
+#info_TEXINFOS += doc/libffi.texi
+endif
 
 ## ################################################################
 
diff --git a/configure.ac b/configure.ac
index 74658c3..f177495 100644
--- a/configure.ac
+++ b/configure.ac
@@ -282,6 +282,13 @@ if test "x$GCC" = "xyes"; then
   fi
 fi
 
+AC_ARG_ENABLE(docs,
+              AC_HELP_STRING([--disable-docs],
+                             [Disable building of docs (default: no)]),
+              [enable_docs=no],
+              [enable_docs=yes])
+AM_CONDITIONAL(BUILD_DOCS, [test x$enable_docs = xyes])
+
 AH_BOTTOM([
 #ifdef HAVE_HIDDEN_VISIBILITY_ATTRIBUTE
 #ifdef LIBFFI_ASM