snd_mix.c: Made more globals static

Author: andrei-drexler

Quake/snd_mix.c

@@ -24,12 +24,12 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "quakedef.h"
 
 #define	PAINTBUFFER_SIZE	2048
-portable_samplepair_t paintbuffer[PAINTBUFFER_SIZE];
-int		snd_scaletable[32][256];
-int		*snd_p, snd_linear_count;
-short		*snd_out;
+static portable_samplepair_t paintbuffer[PAINTBUFFER_SIZE];
+static int		snd_scaletable[32][256];
+static int		*snd_p, snd_linear_count;
+static short	*snd_out;
 
-static int	snd_vol;
+static int		snd_vol;
 
 static float	snd_lofreqlevel;
 static float	snd_hifreqlevel;