fix_gamma.patch

diff --git a/src/engine/main.cpp b/src/engine/main.cpp
index 8175ac5..1c070c2 100644
--- a/src/engine/main.cpp
+++ b/src/engine/main.cpp
@@ -277,10 +277,10 @@ static void setgamma(int val)
 }
 
 static int curgamma = 100;
-VARF(IDF_PERSIST, gamma, 30, 100, 300,
+VARFN(IDF_PERSIST, gamma, reqgamma, 30, 100, 300,
 {
-    if(initing || gamma == curgamma) return;
-    curgamma = gamma;
+    if(initing || reqgamma == curgamma) return;
+    curgamma = reqgamma;
     setgamma(curgamma);
 });
 
diff --git a/src/shared/cube.h b/src/shared/cube.h
index 3864c49..7ff5e26 100644
--- a/src/shared/cube.h
+++ b/src/shared/cube.h
@@ -3,19 +3,11 @@
 
 #define _FILE_OFFSET_BITS 64
 
-#ifdef __GNUC__
-#define gamma __gamma
-#endif
-
 #ifdef WIN32
 #define _USE_MATH_DEFINES
 #endif
 #include <math.h>
 
-#ifdef __GNUC__
-#undef gamma
-#endif
-
 #include <string.h>
 #include <stdio.h>
 #include <stdlib.h>