1 files changed, 12 insertions, 0 deletions
diff --git a/gfx.h b/gfx.h
index 2d073c0c..21d5dbb1 100644
--- a/gfx.h
+++ b/gfx.h
@@ -51,6 +51,18 @@
 	#endif
 #endif
 
+/**
+ * __inline was standardized with C99. previous to that each compiler handles it differently.
+ */
+#undef INLINE
+#ifdef(__KEIL__)
+	#define INLINE __inline
+#elif(__C51__)
+ 	#define INLINE __inline
+#else
+	#define INLINE inline
+#endif
+
 /* gfxconf.h is the user's project configuration for the GFX system. */
 #include "gfxconf.h"