Add back function that was removed in this release but still used by some

packages (pysol-audio-server).

audio/sdl_mixer/Makefile

@@ -7,6 +7,7 @@
 
 PORTNAME=	sdl_mixer
 PORTVERSION=	1.2.0
+PORTREVISION=	1
 CATEGORIES=	audio
 MASTER_SITES=	http://www.libsdl.org/projects/SDL_mixer/release/
 DISTNAME=	SDL_mixer-${PORTVERSION}

audio/sdl_mixer/files/patch-SDL_mixer.h

@@ -0,0 +1,14 @@
+
+$FreeBSD$
+
+--- SDL_mixer.h	2001/05/08 07:44:56	1.1
++++ SDL_mixer.h	2001/05/08 07:48:13
+@@ -222,6 +222,8 @@
+ /* Close the mixer, halting all playing audio */
+ extern DECLSPEC void Mix_CloseAudio(void);
+ 
++extern DECLSPEC int Mix_GetMixerInfo(SDL_AudioSpec *, char *, int);
++
+ /* We'll use SDL for reporting errors */
+ #define Mix_SetError	SDL_SetError
+ #define Mix_GetError	SDL_GetError

audio/sdl_mixer/files/patch-mixer.c

@@ -0,0 +1,24 @@
+
+$FreeBSD$
+
+--- mixer.c	2001/05/08 07:44:26	1.1
++++ mixer.c	2001/05/08 07:47:09
+@@ -865,3 +865,18 @@
+ 	}
+ 	return(chan);
+ }
++
++int Mix_GetMixerInfo(SDL_AudioSpec *m, char *namebuf, int maxlen)
++{
++    if (!audio_opened)
++        return -1;
++    if (m)
++        *m = mixer;             /* struct copy */
++    if (namebuf && maxlen > 0)
++    {
++        namebuf[0] = 0;
++        if (SDL_AudioDriverName(namebuf, maxlen) == NULL)
++            namebuf[0] = 0;
++    }
++    return 0;
++}