Fix const correctness for path_extension

--HG--
branch : nuklear_ui

1 files changed, 1 insertions, 1 deletions

diff --git a/util.h b/util.h
index 516aba3..01c360b 100644
--- a/util.h
+++ b/util.h
@@ -41,7 +41,7 @@ char is_absolute_path(char *path);
 //Returns the basename of a path with th extension (if any) stripped
 char * basename_no_extension(char *path);
 //Returns the extension from a path or NULL if there is no extension
-char *path_extension(char *path);
+char *path_extension(char const *path);
 //Returns true if the given path matches one of the extensions in the list
 uint8_t path_matches_extensions(char *path, char **ext_list, uint32_t num_exts);
 //Returns the directory portion of a path or NULL if there is no directory part