Bug 987773 - Enable FFmpeg on more XP_UNIX platforms by default. r=glandium

configure.in

@@ -5269,9 +5269,13 @@ fi;
 dnl ========================================================
 dnl FFmpeg H264/AAC Decoding Support
 dnl ========================================================
-if test "$OS_TARGET" = "Linux"; then
+case "$OS_TARGET" in
+WINNT|Darwin|Android)
+    ;;
+*)
     MOZ_FFMPEG=1
-fi
+    ;;
+esac
 
 MOZ_ARG_DISABLE_BOOL(ffmpeg,
 [  --disable-ffmpeg         Disable FFmpeg for fragmented H264/AAC decoding],