1 files changed, 5 insertions, 1 deletions
diff --git a/main.h b/main.h
index 96739dc..ab57067 100644
--- a/main.h
+++ b/main.h
@@ -90,7 +90,11 @@ extern u32 clock_speed;
 
 u32 update_gba();
 void reset_gba();
+#ifdef __LIBRETRO__
+#define synchronize()
+#else
 void synchronize();
+#endif
 void quit();
 void delay_us(u32 us_count);
 void get_ticks_us(u64 *tick_return);
@@ -105,7 +109,7 @@ u32 file_length(char *filename, s32 dummy);
 
 #else
 
-u32 file_length(char *dummy, FILE *fp);
+u32 file_length(const char *dummy, FILE *fp);
 
 #endif