Move the #LOG_SIZE_BUFFER define out of the #ifdef, fixes #5917.

src/86box.c

@@ -300,10 +300,10 @@ static wchar_t mouse_msg[3][200];
 static volatile atomic_int do_pause_ack = 0;
 static volatile atomic_int pause_ack = 0;
 
-#ifndef RELEASE_BUILD
-
 #define LOG_SIZE_BUFFER 8192            /* Log size buffer */
 
+#ifndef RELEASE_BUILD
+
 static char buff[LOG_SIZE_BUFFER];
 
 static int seen = 0;