--- a/include/SDL_rwops.h	Wed Aug 18 21:41:39 2004 +0000
+++ b/include/SDL_rwops.h	Fri Aug 20 18:57:01 2004 +0000
@@ -49,22 +49,22 @@
 		SEEK_SET, SEEK_CUR, SEEK_END
 	   Returns the final offset in the data source.
 	 */
-	int (*seek)(struct SDL_RWops *context, int offset, int whence);
+	int (SDLCALL *seek)(struct SDL_RWops *context, int offset, int whence);
 
 	/* Read up to 'num' objects each of size 'objsize' from the data
 	   source to the area pointed at by 'ptr'.
 	   Returns the number of objects read, or -1 if the read failed.
 	 */
-	int (*read)(struct SDL_RWops *context, void *ptr, int size, int maxnum);
+	int (SDLCALL *read)(struct SDL_RWops *context, void *ptr, int size, int maxnum);
 
 	/* Write exactly 'num' objects each of size 'objsize' from the area
 	   pointed at by 'ptr' to data source.
 	   Returns 'num', or -1 if the write failed.
 	 */
-	int (*write)(struct SDL_RWops *context, const void *ptr, int size, int num);
+	int (SDLCALL *write)(struct SDL_RWops *context, const void *ptr, int size, int num);
 
 	/* Close and free an allocated SDL_FSops structure */
-	int (*close)(struct SDL_RWops *context);
+	int (SDLCALL *close)(struct SDL_RWops *context);
 
 	Uint32 type;
 	union {