diff -r e18467d67cfd -r c71e05b4dc2e include/SDL_mutex.h --- a/include/SDL_mutex.h Fri Feb 10 03:21:39 2006 +0000 +++ b/include/SDL_mutex.h Fri Feb 10 06:48:43 2006 +0000 @@ -29,6 +29,7 @@ */ #include "SDL_stdinc.h" +#include "SDL_error.h" #include "begin_code.h" /* Set up for C function definitions, even when using C++ */