libpsx: Fix const-correctness for fwrite(3)

According to C99 §7.19.8.2p1, fwrite(3) is expected to take a const void
*, and not void *.

1 files changed, 1 insertions, 1 deletions

diff --git a/libpsx/include/stdio.h b/libpsx/include/stdio.h
index 34d2d57..b0979cc 100644
--- a/libpsx/include/stdio.h
+++ b/libpsx/include/stdio.h
@@ -118,7 +118,7 @@ FILE *fdopen(int fildes, const char *mode);
 FILE *fopen(const char *path, const char *mode);
 int fclose(FILE *stream);
 size_t fread(void *ptr, size_t size, size_t nmemb, FILE *stream);
-size_t fwrite(void *ptr, size_t size, size_t nmemb, FILE *stream);
+size_t fwrite(const void *ptr, size_t size, size_t nmemb, FILE *stream);
 
 int fgetc(FILE *f);
 int ftell(FILE *f);