port: add missing configRegisterUInt decl

port/include/config.h

@@ -16,5 +16,6 @@ s32 configSave(const char *fname);
 // registers a variable in the config file
 // this should be done before configInit() is called, preferably in a module constructor
 void configRegisterInt(const char *key, s32 *var, s32 min, s32 max);
+void configRegisterUInt(const char* key, u32* var, u32 min, u32 max);
 void configRegisterFloat(const char *key, f32 *var, f32 min, f32 max);
 void configRegisterString(const char *key, char *var, u32 maxstr);