Rename VERSION to YQ2VERSION to prevent collisions

Newer jpeg versions (I guess starting with 9) define an macro
"VERSION", colliding with ours. While wie could #undef it, take
the less hacky route and rename it.

src/backends/sdl/refresh.c

@@ -630,7 +630,7 @@ GLimp_InitGraphics(qboolean fullscreen)
 	InitGamma();
 
 	/* Window title */
-	snprintf(title, sizeof(title), "Yamagi Quake II %s", VERSION);
+	snprintf(title, sizeof(title), "Yamagi Quake II %s", YQ2VERSION);
 #if SDL_VERSION_ATLEAST(2, 0, 0)
 	SDL_SetWindowTitle(window, title);
 #else

src/backends/unix/main.c

@@ -72,7 +72,7 @@ main(int argc, char **argv)
 	/* enforce C locale */
 	setenv("LC_ALL", "C", 1);
 
-	printf("\nYamagi Quake II v%s\n", VERSION);
+	printf("\nYamagi Quake II v%s\n", YQ2VERSION);
 	printf("=====================\n\n");
 
 #ifndef DEDICATED_ONLY

src/backends/unix/signalhandler.c

@@ -48,7 +48,7 @@ printBacktrace(int sig)
 	strings = backtrace_symbols(array, size);
 
 	printf("Product:      Yamagi Quake II\n");
-	printf("Version:      %s\n", VERSION);
+	printf("Version:      %s\n", YQ2VERSION);
 	printf("Plattform:    %s\n", BUILDSTRING);
 	printf("Architecture: %s\n", CPUSTRING);
 	printf("Compiler:     %s\n", __VERSION__);
@@ -69,7 +69,7 @@ void
 printBacktrace(int sig)
 {
 	printf("Product:      Yamagi Quake II\n");
-	printf("Version:      %s\n", VERSION);
+	printf("Version:      %s\n", YQ2VERSION);
 	printf("Plattform:    %s\n", BUILDSTRING);
 	printf("Architecture: %s\n", CPUSTRING);
 	printf("Compiler:     %s\n", __VERSION__);

src/backends/windows/system.c

@@ -707,7 +707,7 @@ WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
 	Sys_RedirectStdout();
 #endif
 
-	printf("Yamagi Quake II v%s\n", VERSION);
+	printf("Yamagi Quake II v%s\n", YQ2VERSION);
 	printf("=====================\n\n");
 
 #ifndef DEDICATED_ONLY

src/client/cl_console.c

@@ -622,7 +622,7 @@ Con_DrawConsole(float frac)
 	SCR_AddDirtyPoint(0, 0);
 	SCR_AddDirtyPoint(viddef.width - 1, lines - 1);
 
-	Com_sprintf(version, sizeof(version), "Yamagi Quake II v%s", VERSION);
+	Com_sprintf(version, sizeof(version), "Yamagi Quake II v%s", YQ2VERSION);
 
 	for (x = 0; x < 21; x++)
 	{

src/common/header/common.h

@@ -33,7 +33,7 @@
 #include "crc.h"
 
 /* Should have 4 characters. */
-#define VERSION "5.21"
+#define YQ2VERSION "5.21"
 
 #define BASEDIRNAME "baseq2"
 

src/common/misc.c

@@ -241,7 +241,7 @@ Qcommon_Init(int argc, char **argv)
 	dedicated = Cvar_Get("dedicated", "0", CVAR_NOSET);
 #endif
 
-	s = va("%s %s %s %s", VERSION, CPUSTRING, __DATE__, BUILDSTRING);
+	s = va("%s %s %s %s", YQ2VERSION, CPUSTRING, __DATE__, BUILDSTRING);
 	Cvar_Get("version", s, CVAR_SERVERINFO | CVAR_NOSET);
 
 	if (dedicated->value)

src/server/sv_conless.c

@@ -169,7 +169,7 @@ SVC_DirectConnect(void)
 	if (version != PROTOCOL_VERSION)
 	{
 		Netchan_OutOfBandPrint(NS_SERVER, adr,
-				"print\nServer is version %s.\n", VERSION);
+				"print\nServer is version %s.\n", YQ2VERSION);
 		Com_DPrintf("    rejected connect from version %i\n", version);
 		return;
 	}