Fixed the PS2 GS detection

configure.in

@@ -589,7 +589,7 @@ CheckX11()
 CheckPHOTON()
 {
     AC_ARG_ENABLE(video-photon,
-[  --enable-video-photon   use QNX Photonvideo driver [default=yes]],
+[  --enable-video-photon   use QNX Photon video driver [default=yes]],
                   , enable_video_photon=yes)
     if test x$enable_video = xyes -a x$enable_video_photon = xyes; then
         AC_MSG_CHECKING(for QNX Photon support)
@@ -669,12 +669,11 @@ CheckFBCON()
 dnl See if we're running on PlayStation 2 hardware
 CheckPS2GS()
 {
-dnl    AC_ARG_ENABLE(video-ps2gs,
-dnl[  --enable-video-ps2gs    use PlayStation 2 GS video driver [default=yes]],
-dnl                  , enable_video_ps2gs=yes)
-enable_video_ps2gs=yes
+    AC_ARG_ENABLE(video-ps2gs,
+[  --enable-video-ps2gs    use PlayStation 2 GS video driver [default=yes]],
+                  , enable_video_ps2gs=yes)
     if test x$enable_video = xyes -a x$enable_video_ps2gs = xyes; then
-        dnl AC_MSG_CHECKING(for PlayStation 2 GS support)
+        AC_MSG_CHECKING(for PlayStation 2 GS support)
         video_ps2gs=no
         AC_TRY_COMPILE([
          #include <linux/ps2/dev.h>
@@ -683,7 +682,7 @@ enable_video_ps2gs=yes
         ],[
         video_ps2gs=yes
         ])
-        dnl AC_MSG_RESULT($video_ps2gs)
+        AC_MSG_RESULT($video_ps2gs)
         if test x$video_ps2gs = xyes; then
             CFLAGS="$CFLAGS -DENABLE_PS2GS"
             VIDEO_SUBDIRS="$VIDEO_SUBDIRS ps2gs"