shairplay: Move to sound menu and sub-directory

Signed-off-by: Ted Hess <thess@kitschensync.net>

sound/shairplay/patches/003-fix_big-endian.patch

@@ -0,0 +1,24 @@
+--- a/src/lib/alac/alac.c
++++ b/src/lib/alac/alac.c
+@@ -29,11 +29,7 @@
+  *
+  */
+ 
+-#ifdef __BIG_ENDIAN__
+-static const int host_bigendian = 1;
+-#else
+-static const int host_bigendian = 0;
+-#endif
++static int host_bigendian = 0;
+ 
+ #include <stdio.h>
+ #include <stdlib.h>
+@@ -1181,6 +1177,8 @@ alac_file *create_alac(int samplesize, i
+ {
+     alac_file *newfile = malloc(sizeof(alac_file));
+ 
++    host_bigendian = (htonl(42) == 42);
++
+     newfile->samplesize = samplesize;
+     newfile->numchannels = numchannels;
+     newfile->bytespersample = (samplesize / 8) * numchannels;