diff -r f294338ca6eb -r b7a48f533966 include/SDL_config_os2.h
--- a/include/SDL_config_os2.h	Sun Jun 07 02:45:55 2009 +0000
+++ b/include/SDL_config_os2.h	Sun Jun 07 06:06:35 2009 +0000
@@ -136,6 +136,9 @@
 /* Enable OpenGL support */
 /* Nothing here yet for OS/2... :( */
 
+/* Enable system power support */
+#define SDL_POWER_OS2 1
+
 /* Enable assembly routines where available */
 #define SDL_ASSEMBLY_ROUTINES	1