Replace utf8codepoint with Chris Wellons' utf8_decode

Code under a different license should be kept in a separate file. This
implemention is a single header file with ~65 lines, so it better fits this
requirement.

1 files changed, 0 insertions, 1 deletions

diff --git a/sxiv.h b/sxiv.h
index 29bdb2b..4e384c8 100644
--- a/sxiv.h
+++ b/sxiv.h
@@ -361,7 +361,6 @@ int r_opendir(r_dir_t*, const char*, bool);
 int r_closedir(r_dir_t*);
 char* r_readdir(r_dir_t*);
 int r_mkdir(char*);
-void* utf8codepoint(const void * __restrict__ str, long * __restrict__ out_codepoint);
 
 
 /* window.c */