fixed a _really_ stupid bugs in the TrueType Collection loading !!
diff --git a/src/sfnt/ttload.c b/src/sfnt/ttload.c
index c40ec8d..410f5c4 100644
--- a/src/sfnt/ttload.c
+++ b/src/sfnt/ttload.c
@@ -217,8 +217,8 @@
goto Exit;
/* seek to the appropriate TrueType file, then read tag */
- if ( FILE_Skip( face->ttc_header.TableDirectory[faceIndex] - 12 ) ||
- READ_Long( *format_tag ) )
+ if ( FILE_Seek( face->ttc_header.TableDirectory[faceIndex] ) ||
+ READ_Long( *format_tag ) )
goto Exit;
}