configure.in
changeset 1637 9ba366b919c7
parent 1632 89e25c25213c
child 1638 ebd1aedb1292
--- a/configure.in	Fri Apr 14 05:43:04 2006 +0000
+++ b/configure.in	Fri Apr 14 06:03:09 2006 +0000
@@ -98,7 +98,7 @@
 
 dnl See whether we are allowed to use the system C library
 AC_ARG_ENABLE(libc,
-AC_HELP_STRING([--enable-libc], [Use the system C library [default=yes]]),
+AC_HELP_STRING([--enable-libc], [Use the system C library [[default=yes]]]),
               , enable_libc=yes)
 if test x$enable_libc = xyes; then
     AC_DEFINE(HAVE_LIBC)
@@ -191,67 +191,67 @@
 dnl Enable/disable various subsystems of the SDL library
 
 AC_ARG_ENABLE(audio,
-AC_HELP_STRING([--enable-audio], [Enable the audio subsystem [default=yes]]),
+AC_HELP_STRING([--enable-audio], [Enable the audio subsystem [[default=yes]]]),
               , enable_audio=yes)
 if test x$enable_audio != xyes; then
     AC_DEFINE(SDL_AUDIO_DISABLED)
 fi
 AC_ARG_ENABLE(video,
-AC_HELP_STRING([--enable-video], [Enable the video subsystem [default=yes]]),
+AC_HELP_STRING([--enable-video], [Enable the video subsystem [[default=yes]]]),
               , enable_video=yes)
 if test x$enable_video != xyes; then
     AC_DEFINE(SDL_VIDEO_DISABLED)
 fi
 AC_ARG_ENABLE(events,
-AC_HELP_STRING([--enable-events], [Enable the events subsystem [default=yes]]),
+AC_HELP_STRING([--enable-events], [Enable the events subsystem [[default=yes]]]),
               , enable_events=yes)
 if test x$enable_events != xyes; then
     AC_DEFINE(SDL_EVENTS_DISABLED)
 fi
 AC_ARG_ENABLE(joystick,
-AC_HELP_STRING([--enable-joystick], [Enable the joystick subsystem [default=yes]]),
+AC_HELP_STRING([--enable-joystick], [Enable the joystick subsystem [[default=yes]]]),
               , enable_joystick=yes)
 if test x$enable_joystick != xyes; then
     AC_DEFINE(SDL_JOYSTICK_DISABLED)
 fi
 AC_ARG_ENABLE(cdrom,
-AC_HELP_STRING([--enable-cdrom], [Enable the cdrom subsystem [default=yes]]),
+AC_HELP_STRING([--enable-cdrom], [Enable the cdrom subsystem [[default=yes]]]),
               , enable_cdrom=yes)
 if test x$enable_cdrom != xyes; then
     AC_DEFINE(SDL_CDROM_DISABLED)
 fi
 AC_ARG_ENABLE(threads,
-AC_HELP_STRING([--enable-threads], [Enable the threading subsystem [default=yes]]),
+AC_HELP_STRING([--enable-threads], [Enable the threading subsystem [[default=yes]]]),
               , enable_threads=yes)
 if test x$enable_threads != xyes; then
     AC_DEFINE(SDL_THREADS_DISABLED)
 fi
 AC_ARG_ENABLE(timers,
-AC_HELP_STRING([--enable-timers], [Enable the timer subsystem [default=yes]]),
+AC_HELP_STRING([--enable-timers], [Enable the timer subsystem [[default=yes]]]),
               , enable_timers=yes)
 if test x$enable_timers != xyes; then
     AC_DEFINE(SDL_TIMERS_DISABLED)
 fi
 AC_ARG_ENABLE(file,
-AC_HELP_STRING([--enable-file], [Enable the file subsystem [default=yes]]),
+AC_HELP_STRING([--enable-file], [Enable the file subsystem [[default=yes]]]),
               , enable_file=yes)
 if test x$enable_file != xyes; then
     AC_DEFINE(SDL_FILE_DISABLED)
 fi
 AC_ARG_ENABLE(loadso,
-AC_HELP_STRING([--enable-loadso], [Enable the shared object loading subsystem [default=yes]]),
+AC_HELP_STRING([--enable-loadso], [Enable the shared object loading subsystem [[default=yes]]]),
               , enable_loadso=yes)
 if test x$enable_loadso != xyes; then
     AC_DEFINE(SDL_LOADSO_DISABLED)
 fi
 AC_ARG_ENABLE(cpuinfo,
-AC_HELP_STRING([--enable-cpuinfo], [Enable the cpuinfo subsystem [default=yes]]),
+AC_HELP_STRING([--enable-cpuinfo], [Enable the cpuinfo subsystem [[default=yes]]]),
               , enable_cpuinfo=yes)
 if test x$enable_cpuinfo != xyes; then
     AC_DEFINE(SDL_CPUINFO_DISABLED)
 fi
 AC_ARG_ENABLE(assembly,
-AC_HELP_STRING([--enable-assembly], [Enable assembly routines [default=yes]]),
+AC_HELP_STRING([--enable-assembly], [Enable assembly routines [[default=yes]]]),
               , enable_assembly=yes)
 if test x$enable_assembly = xyes; then
     AC_DEFINE(SDL_ASSEMBLY_ROUTINES)
@@ -261,7 +261,7 @@
 CheckOSS()
 {
     AC_ARG_ENABLE(oss,
-AC_HELP_STRING([--enable-oss], [support the OSS audio API [default=yes]]),
+AC_HELP_STRING([--enable-oss], [support the OSS audio API [[default=yes]]]),
                   , enable_oss=yes)
     if test x$enable_audio = xyes -a x$enable_oss = xyes; then
         AC_MSG_CHECKING(for OSS audio support)
@@ -305,7 +305,7 @@
 CheckALSA()
 {
     AC_ARG_ENABLE(alsa,
-AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [default=yes]]),
+AC_HELP_STRING([--enable-alsa], [support the ALSA audio API [[default=yes]]]),
                   , enable_alsa=yes)
     if test x$enable_audio = xyes -a x$enable_alsa = xyes; then
         AM_PATH_ALSA(0.9.0, have_alsa=yes, have_alsa=no)
@@ -315,7 +315,7 @@
         LIBS="$alsa_save_LIBS"
         if test x$have_alsa = xyes; then
             AC_ARG_ENABLE(alsa-shared,
-AC_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [default=yes]]),
+AC_HELP_STRING([--enable-alsa-shared], [dynamically load ALSA audio support [[default=yes]]]),
                           , enable_alsa_shared=yes)
             if test "x`echo $ALSA_LIBS | grep -- -L`" = "x"; then
                 if test "x`ls /lib/libasound.so.* 2> /dev/null`" != "x"; then
@@ -414,13 +414,13 @@
 CheckESD()
 {
     AC_ARG_ENABLE(esd,
-AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [default=yes]]),
+AC_HELP_STRING([--enable-esd], [support the Enlightened Sound Daemon [[default=yes]]]),
                   , enable_esd=yes)
     if test x$enable_audio = xyes -a x$enable_esd = xyes; then
         AM_PATH_ESD(0.2.8, have_esd=yes, have_esd=no)
         if test x$have_esd = xyes; then
             AC_ARG_ENABLE(esd-shared,
-AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [default=yes]]),
+AC_HELP_STRING([--enable-esd-shared], [dynamically load ESD audio support [[default=yes]]]),
                           , enable_esd_shared=yes)
             esd_lib_spec=`echo $ESD_LIBS | sed 's/.*-L\([[^ ]]*\).*/\1\/libesd.so.*/'`
             esd_lib=`ls -- $esd_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
@@ -447,7 +447,7 @@
 CheckARTSC()
 {
     AC_ARG_ENABLE(arts,
-AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [default=yes]]),
+AC_HELP_STRING([--enable-arts], [support the Analog Real Time Synthesizer [[default=yes]]]),
                   , enable_arts=yes)
     if test x$enable_audio = xyes -a x$enable_arts = xyes; then
         AC_PATH_PROG(ARTSCONFIG, artsc-config)
@@ -472,7 +472,7 @@
             AC_MSG_RESULT($audio_arts)
             if test x$audio_arts = xyes; then
                 AC_ARG_ENABLE(arts-shared,
-AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [default=yes]]),
+AC_HELP_STRING([--enable-arts-shared], [dynamically load aRts audio support [[default=yes]]]),
                               , enable_arts_shared=yes)
                 arts_lib_spec="$ARTS_PREFIX/lib/libartsc.so.*"
                 arts_lib=`ls -- $arts_lib_spec | sed 's/.*\/\(.*\)/\1/; q'`
@@ -501,7 +501,7 @@
 CheckNAS()
 {
     AC_ARG_ENABLE(nas,
-AC_HELP_STRING([--enable-nas], [support the NAS audio API [default=yes]]),
+AC_HELP_STRING([--enable-nas], [support the NAS audio API [[default=yes]]]),
                   , enable_nas=yes)
     if test x$enable_audio = xyes -a x$enable_nas = xyes; then
         AC_MSG_CHECKING(for NAS audio support)
@@ -533,7 +533,7 @@
 CheckDiskAudio()
 {
     AC_ARG_ENABLE(diskaudio,
-AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [default=yes]]),
+AC_HELP_STRING([--enable-diskaudio], [support the disk writer audio driver [[default=yes]]]),
                   , enable_diskaudio=yes)
     if test x$enable_audio = xyes -a x$enable_diskaudio = xyes; then
         AC_DEFINE(SDL_AUDIO_DRIVER_DISK)
@@ -545,7 +545,7 @@
 CheckDummyAudio()
 {
     AC_ARG_ENABLE(dummyaudio,
-AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [default=yes]]),
+AC_HELP_STRING([--enable-dummyaudio], [support the dummy audio driver [[default=yes]]]),
                   , enable_dummyaudio=yes)
     if test x$enable_audio = xyes -a x$enable_dummyaudio = xyes; then
         AC_DEFINE(SDL_AUDIO_DRIVER_DUMMY)
@@ -557,7 +557,7 @@
 CheckAtariAudio()
 {
     AC_ARG_ENABLE(mintaudio,
-AC_HELP_STRING([--enable-mintaudio], [support Atari audio driver [default=yes]]),
+AC_HELP_STRING([--enable-mintaudio], [support Atari audio driver [[default=yes]]]),
                   , enable_mintaudio=yes)
     if test x$enable_audio = xyes -a x$enable_mintaudio = xyes; then
         mintaudio=no
@@ -587,7 +587,7 @@
     esac
     dnl Check for NASM (for assembly blit routines)
     AC_ARG_ENABLE(nasm,
-AC_HELP_STRING([--enable-nasm], [use nasm assembly blitters on x86 [default=yes]]),
+AC_HELP_STRING([--enable-nasm], [use nasm assembly blitters on x86 [[default=yes]]]),
                   , enable_nasm=yes)
     if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_nasm = xyes; then
         AC_PATH_PROG(NASM, nasm)
@@ -625,7 +625,7 @@
 CheckAltivec()
 {
     AC_ARG_ENABLE(altivec,
-AC_HELP_STRING([--enable-altivec], [use altivec assembly blitters on PPC [default=yes]]),
+AC_HELP_STRING([--enable-altivec], [use altivec assembly blitters on PPC [[default=yes]]]),
                   , enable_altivec=yes)
     if test x$enable_video = xyes -a x$enable_assembly = xyes -a x$enable_altivec = xyes; then
         have_altivec_h_hdr=no
@@ -742,26 +742,26 @@
 CheckNANOX()
 {
     AC_ARG_ENABLE(video-nanox,
-        AC_HELP_STRING([--enable-video-nanox], [use nanox video driver [default=no]]),
+        AC_HELP_STRING([--enable-video-nanox], [use nanox video driver [[default=no]]]),
         , enable_video_nanox=no)
 
     if test x$enable_video = xyes -a x$enable_video_nanox = xyes; then
         AC_ARG_ENABLE(nanox-debug,  
-            AC_HELP_STRING([--enable-nanox-debug], [print debug messages [default=no]]),
+            AC_HELP_STRING([--enable-nanox-debug], [print debug messages [[default=no]]]),
             , enable_nanox_debug=no)
         if test x$enable_nanox_debug = xyes; then
             EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DEBUG"
         fi
 
         AC_ARG_ENABLE(nanox-share-memory,  
-            AC_HELP_STRING([--enable-nanox-share-memory], [use share memory [default=no]]),
+            AC_HELP_STRING([--enable-nanox-share-memory], [use share memory [[default=no]]]),
             , enable_nanox_share_memory=no)
         if test x$enable_nanox_share_memory = xyes; then
             EXTRA_CFLAGS="$EXTRA_CFLAGS -DNANOX_SHARE_MEMORY"
         fi
 
         AC_ARG_ENABLE(nanox_direct_fb, 
-            AC_HELP_STRING([--enable-nanox-direct-fb], [use direct framebuffer access [default=no]]),
+            AC_HELP_STRING([--enable-nanox-direct-fb], [use direct framebuffer access [[default=no]]]),
             , enable_nanox_direct_fb=no)
         if test x$enable_nanox_direct_fb = xyes; then
             EXTRA_CFLAGS="$EXTRA_CFLAGS -DENABLE_NANOX_DIRECT_FB"
@@ -778,14 +778,14 @@
 CheckX11()
 {
     AC_ARG_ENABLE(video-x11,
-AC_HELP_STRING([--enable-video-x11], [use X11 video driver [default=yes]]),
+AC_HELP_STRING([--enable-video-x11], [use X11 video driver [[default=yes]]]),
                   , enable_video_x11=yes)
     if test x$enable_video = xyes -a x$enable_video_x11 = xyes; then
         AC_PATH_X
         AC_PATH_XTRA
         if test x$have_x = xyes; then
             AC_ARG_ENABLE(x11-shared,
-AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [default=yes]]),
+AC_HELP_STRING([--enable-x11-shared], [dynamically load X11 support [[default=yes]]]),
                           , enable_x11_shared=yes)
 
             case "$host" in
@@ -847,54 +847,54 @@
             have_video=yes
 
             AC_ARG_ENABLE(dga,
-AC_HELP_STRING([--enable-dga], [allow use of X11 DGA code [default=yes]]),
+AC_HELP_STRING([--enable-dga], [allow use of X11 DGA code [[default=yes]]]),
                           , enable_dga=yes)
             if test x$enable_dga = xyes; then
                 SOURCES="$SOURCES $srcdir/src/video/Xext/Xxf86dga/*.c"
             fi
             AC_ARG_ENABLE(video-dga,
-AC_HELP_STRING([--enable-video-dga], [use DGA 2.0 video driver [default=yes]]),
+AC_HELP_STRING([--enable-video-dga], [use DGA 2.0 video driver [[default=yes]]]),
                   , enable_video_dga=yes)
             if test x$enable_dga = xyes -a x$enable_video_dga = xyes; then
                 AC_DEFINE(SDL_VIDEO_DRIVER_DGA)
                 SOURCES="$SOURCES $srcdir/src/video/dga/*.c"
             fi
             AC_ARG_ENABLE(video-x11-dgamouse,
-AC_HELP_STRING([--enable-video-x11-dgamouse], [use X11 DGA for mouse events [default=yes]]),
+AC_HELP_STRING([--enable-video-x11-dgamouse], [use X11 DGA for mouse events [[default=yes]]]),
                           , enable_video_x11_dgamouse=yes)
             if test x$enable_dga = xyes -a x$enable_video_x11_dgamouse = xyes; then
                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_DGAMOUSE)
             fi
             AC_ARG_ENABLE(video-x11-vm,
-AC_HELP_STRING([--enable-video-x11-vm], [use X11 VM extension for fullscreen [default=yes]]),
+AC_HELP_STRING([--enable-video-x11-vm], [use X11 VM extension for fullscreen [[default=yes]]]),
                           , enable_video_x11_vm=yes)
             if test x$enable_video_x11_vm = xyes; then
                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_VIDMODE)
                 SOURCES="$SOURCES $srcdir/src/video/Xext/Xxf86vm/*.c"
             fi
             AC_ARG_ENABLE(video-x11-xv,
-AC_HELP_STRING([--enable-video-x11-xv], [use X11 XvImage extension for video [default=yes]]),
+AC_HELP_STRING([--enable-video-x11-xv], [use X11 XvImage extension for video [[default=yes]]]),
                           , enable_video_x11_xv=yes)
             if test x$enable_video_x11_xv = xyes; then
                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XV)
                 SOURCES="$SOURCES $srcdir/src/video/Xext/Xv/*.c"
             fi
             AC_ARG_ENABLE(video-x11-xinerama,
-AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [default=yes]]),
+AC_HELP_STRING([--enable-video-x11-xinerama], [enable X11 Xinerama support [[default=yes]]]),
                             , enable_video_x11_xinerama=yes)
             if test x$enable_video_x11_xinerama = xyes; then
                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XINERAMA)
                 SOURCES="$SOURCES $srcdir/src/video/Xext/Xinerama/*.c"
             fi
             AC_ARG_ENABLE(video-x11-xme,
-AC_HELP_STRING([--enable-video-x11-xme], [enable Xi Graphics XME for fullscreen [default=yes]]),
+AC_HELP_STRING([--enable-video-x11-xme], [enable Xi Graphics XME for fullscreen [[default=yes]]]),
                             , enable_video_x11_xme=yes)
             if test x$enable_video_x11_xme = xyes; then
                 AC_DEFINE(SDL_VIDEO_DRIVER_X11_XME)
                 SOURCES="$SOURCES $srcdir/src/video/Xext/XME/*.c"
             fi
             AC_ARG_ENABLE(video-x11-xrandr,
-AC_HELP_STRING([--enable-video-x11-xrandr], [enable X11 Xrandr extension for fullscreen [default=yes]]),
+AC_HELP_STRING([--enable-video-x11-xrandr], [enable X11 Xrandr extension for fullscreen [[default=yes]]]),
                             , enable_video_x11_xrandr=yes)
             if test x$enable_video_x11_xrandr = xyes; then
                 definitely_enable_video_x11_xrandr=no
@@ -932,7 +932,7 @@
 CheckPHOTON()
 {
     AC_ARG_ENABLE(video-photon,
-AC_HELP_STRING([--enable-video-photon], [use QNX Photon video driver [default=yes]]),
+AC_HELP_STRING([--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)
@@ -973,7 +973,7 @@
 CheckCARBON()
 {
     AC_ARG_ENABLE(video-carbon,
-AC_HELP_STRING([--enable-video-carbon], [use Carbon/QuickDraw video driver [default=no]]),
+AC_HELP_STRING([--enable-video-carbon], [use Carbon/QuickDraw video driver [[default=no]]]),
                   , enable_video_carbon=no)
     if test x$enable_video = xyes -a x$enable_video_carbon = xyes; then
         AC_MSG_CHECKING(for Carbon framework)
@@ -998,7 +998,7 @@
 CheckCOCOA()
 {
     AC_ARG_ENABLE(video-cocoa,
-AC_HELP_STRING([--enable-video-cocoa], [use Cocoa/Quartz video driver [default=yes]]),
+AC_HELP_STRING([--enable-video-cocoa], [use Cocoa/Quartz video driver [[default=yes]]]),
                   , enable_video_cocoa=yes)
     if test x$enable_video = xyes -a x$enable_video_cocoa = xyes; then
         save_CFLAGS="$CFLAGS"
@@ -1026,7 +1026,7 @@
 CheckFBCON()
 {
     AC_ARG_ENABLE(video-fbcon,
-AC_HELP_STRING([--enable-video-fbcon], [use framebuffer console video driver [default=yes]]),
+AC_HELP_STRING([--enable-video-fbcon], [use framebuffer console video driver [[default=yes]]]),
                   , enable_video_fbcon=yes)
     if test x$enable_video = xyes -a x$enable_video_fbcon = xyes; then
         AC_MSG_CHECKING(for framebuffer console support)
@@ -1052,7 +1052,7 @@
 CheckDirectFB()
 {
     AC_ARG_ENABLE(video-directfb,
-AC_HELP_STRING([--enable-video-directfb], [use DirectFB video driver [default=yes]]),
+AC_HELP_STRING([--enable-video-directfb], [use DirectFB video driver [[default=yes]]]),
                   , enable_video_directfb=yes)
     if test x$enable_video = xyes -a x$enable_video_directfb = xyes; then
         video_directfb=no
@@ -1099,7 +1099,7 @@
 CheckPS2GS()
 {
     AC_ARG_ENABLE(video-ps2gs,
-AC_HELP_STRING([--enable-video-ps2gs], [use PlayStation 2 GS video driver [default=yes]]),
+AC_HELP_STRING([--enable-video-ps2gs], [use PlayStation 2 GS video driver [[default=yes]]]),
                   , enable_video_ps2gs=yes)
     if test x$enable_video = xyes -a x$enable_video_ps2gs = xyes; then
         AC_MSG_CHECKING(for PlayStation 2 GS support)
@@ -1124,7 +1124,7 @@
 CheckGGI()
 {
     AC_ARG_ENABLE(video-ggi,
-AC_HELP_STRING([--enable-video-ggi], [use GGI video driver [default=no]]),
+AC_HELP_STRING([--enable-video-ggi], [use GGI video driver [[default=no]]]),
                   , enable_video_ggi=no)
     if test x$enable_video = xyes -a x$enable_video_ggi = xyes; then
         AC_MSG_CHECKING(for GGI support)
@@ -1150,7 +1150,7 @@
 CheckSVGA()
 {
     AC_ARG_ENABLE(video-svga,
-AC_HELP_STRING([--enable-video-svga], [use SVGAlib video driver [default=yes]]),
+AC_HELP_STRING([--enable-video-svga], [use SVGAlib video driver [[default=yes]]]),
                   , enable_video_svga=yes)
     if test x$enable_video = xyes -a x$enable_video_svga = xyes; then
         AC_MSG_CHECKING(for SVGAlib (1.4.0+) support)
@@ -1180,7 +1180,7 @@
 CheckVGL()
 {
     AC_ARG_ENABLE(video-vgl,
-AC_HELP_STRING([--enable-video-vgl], [use VGL video driver [default=yes]]),
+AC_HELP_STRING([--enable-video-vgl], [use VGL video driver [[default=yes]]]),
                   , enable_video_vgl=yes)
     if test x$enable_video = xyes -a x$enable_video_vgl = xyes; then
         AC_MSG_CHECKING(for libVGL support)
@@ -1210,7 +1210,7 @@
 CheckWscons()
 {
     AC_ARG_ENABLE(video-wscons,
-AC_HELP_STRING([--enable-video-wscons], [use wscons video driver [default=yes]]),
+AC_HELP_STRING([--enable-video-wscons], [use wscons video driver [[default=yes]]]),
                   , enable_video_wscons=yes)
     if test x$enable_video = xyes -a x$enable_video_wscons = xyes; then
         AC_MSG_CHECKING(for wscons support)
@@ -1238,7 +1238,7 @@
 CheckAAlib()
 {
     AC_ARG_ENABLE(video-aalib,
-AC_HELP_STRING([--enable-video-aalib], [use AAlib video driver [default=no]]),
+AC_HELP_STRING([--enable-video-aalib], [use AAlib video driver [[default=no]]]),
                   , enable_video_aalib=no)
     if test x$enable_video = xyes -a x$enable_video_aalib = xyes; then
         AC_MSG_CHECKING(for AAlib support)
@@ -1263,7 +1263,7 @@
 CheckQtopia()
 {
     AC_ARG_ENABLE(video-qtopia,
-AC_HELP_STRING([--enable-video-qtopia], [use Qtopia video driver [default=no]]),
+AC_HELP_STRING([--enable-video-qtopia], [use Qtopia video driver [[default=no]]]),
                   , enable_video_qtopia=no)
     if test x$enable_video = xyes -a x$enable_video_qtopia = xyes; then
         AC_MSG_CHECKING(for Qtopia support)
@@ -1297,7 +1297,7 @@
 CheckPicoGUI()
 {
     AC_ARG_ENABLE(video-picogui,
-AC_HELP_STRING([--enable-video-picogui], [use PicoGUI video driver [default=no]]),
+AC_HELP_STRING([--enable-video-picogui], [use PicoGUI video driver [[default=no]]]),
                   , enable_video_picogui=no)
     if test x$enable_video = xyes -a x$enable_video_picogui = xyes; then
         AC_MSG_CHECKING(for PicoGUI support)
@@ -1329,7 +1329,7 @@
 CheckAtariXbiosVideo()
 {
     AC_ARG_ENABLE(xbios,
-AC_HELP_STRING([--enable-video-xbios], [use Atari Xbios video driver [default=yes]]),
+AC_HELP_STRING([--enable-video-xbios], [use Atari Xbios video driver [[default=yes]]]),
                   , enable_video_xbios=yes)
     video_xbios=no
     if test x$enable_video = xyes -a x$enable_video_xbios = xyes; then
@@ -1344,7 +1344,7 @@
 CheckAtariGemVideo()
 {
     AC_ARG_ENABLE(gem,
-AC_HELP_STRING([--enable-video-gem], [use Atari Gem video driver [default=yes]]),
+AC_HELP_STRING([--enable-video-gem], [use Atari Gem video driver [[default=yes]]]),
                   , enable_video_gem=yes)
     if test x$enable_video = xyes -a x$enable_video_gem = xyes; then
         video_gem=no
@@ -1364,7 +1364,7 @@
 CheckDummyVideo()
 {
     AC_ARG_ENABLE(video-dummy,
-AC_HELP_STRING([--enable-video-dummy], [use dummy video driver [default=yes]]),
+AC_HELP_STRING([--enable-video-dummy], [use dummy video driver [[default=yes]]]),
                   , enable_video_dummy=yes)
     if test x$enable_video_dummy = xyes; then
         AC_DEFINE(SDL_VIDEO_DRIVER_DUMMY)
@@ -1375,7 +1375,7 @@
 
 dnl Check to see if OpenGL support is desired
 AC_ARG_ENABLE(video-opengl,
-AC_HELP_STRING([--enable-video-opengl], [include OpenGL context creation [default=yes]]),
+AC_HELP_STRING([--enable-video-opengl], [include OpenGL context creation [[default=yes]]]),
               , enable_video_opengl=yes)
 
 dnl Find OpenGL
@@ -1479,7 +1479,7 @@
         EXTRA_LDFLAGS="$EXTRA_LDFLAGS $OSMESA_LIBS"
 
         AC_ARG_ENABLE(osmesa-shared,
-AC_HELP_STRING([--enable-osmesa-shared], [dynamically load OSMesa OpenGL support [default=yes]]),
+AC_HELP_STRING([--enable-osmesa-shared], [dynamically load OSMesa OpenGL support [[default=yes]]]),
                               , enable_osmesa_shared=yes)
         if test "x$enable_osmesa_shared" = "xyes" -a "x$enable_atari_ldg" = "xyes"; then
             # Dynamic linking
@@ -1495,7 +1495,7 @@
 {
     dnl Check for Linux 2.4 unified input event interface support
     AC_ARG_ENABLE(input-events,
-AC_HELP_STRING([--enable-input-events], [use Linux 2.4 unified input interface [default=yes]]),
+AC_HELP_STRING([--enable-input-events], [use Linux 2.4 unified input interface [[default=yes]]]),
                   , enable_input_events=yes)
     if test x$enable_input_events = xyes; then
         AC_MSG_CHECKING(for Linux 2.4 unified input interface)
@@ -1520,7 +1520,7 @@
 CheckTslib()
 {
     AC_ARG_ENABLE(input-tslib,
-AC_HELP_STRING([--enable-input-tslib], [use the Touchscreen library for input [default=yes]]),
+AC_HELP_STRING([--enable-input-tslib], [use the Touchscreen library for input [[default=yes]]]),
                   , enable_input_tslib=yes)
     if test x$enable_input_tslib = xyes; then
         AC_MSG_CHECKING(for Touchscreen library support)
@@ -1544,7 +1544,7 @@
 {
     dnl Check for pth support
     AC_ARG_ENABLE(pth,
-AC_HELP_STRING([--enable-pth], [use GNU pth library for multi-threading [default=yes]]),
+AC_HELP_STRING([--enable-pth], [use GNU pth library for multi-threading [[default=yes]]]),
                   , enable_pth=yes)
     if test x$enable_threads = xyes -a x$enable_pth = xyes; then
         AC_PATH_PROG(PTH_CONFIG, pth-config, no)
@@ -1571,11 +1571,11 @@
 {
     dnl Check for pthread support
     AC_ARG_ENABLE(pthreads,
-AC_HELP_STRING([--enable-pthreads], [use POSIX threads for multi-threading [default=yes]]),
+AC_HELP_STRING([--enable-pthreads], [use POSIX threads for multi-threading [[default=yes]]]),
                   , enable_pthreads=yes)
     dnl This is used on Linux for glibc binary compatibility (Doh!)
     AC_ARG_ENABLE(pthread-sem,
-AC_HELP_STRING([--enable-pthread-sem], [use pthread semaphores [default=yes]]),
+AC_HELP_STRING([--enable-pthread-sem], [use pthread semaphores [[default=yes]]]),
                   , enable_pthread_sem=yes)
     case "$host" in
         *-*-linux*)
@@ -1763,7 +1763,7 @@
 
     dnl See if the user wants to redirect standard output to files
     AC_ARG_ENABLE(stdio-redirect,
-AC_HELP_STRING([--enable-stdio-redirect], [Redirect STDIO to files on Win32 [default=yes]]),
+AC_HELP_STRING([--enable-stdio-redirect], [Redirect STDIO to files on Win32 [[default=yes]]]),
                   , enable_stdio_redirect=yes)
     if test x$enable_stdio_redirect != xyes; then
         EXTRA_CFLAGS="$EXTRA_CFLAGS -DNO_STDIO_REDIRECT"
@@ -1781,7 +1781,7 @@
 CheckDIRECTX()
 {
     AC_ARG_ENABLE(directx,
-AC_HELP_STRING([--enable-directx], [use DirectX for Win32 audio/video [default=yes]]),
+AC_HELP_STRING([--enable-directx], [use DirectX for Win32 audio/video [[default=yes]]]),
                   , enable_directx=yes)
     if test x$enable_directx = xyes; then
         have_directx=no
@@ -1803,7 +1803,7 @@
 CheckDLOPEN()
 {
     AC_ARG_ENABLE(sdl-dlopen,
-AC_HELP_STRING([--enable-sdl-dlopen], [use dlopen for shared object loading [default=yes]]),
+AC_HELP_STRING([--enable-sdl-dlopen], [use dlopen for shared object loading [[default=yes]]]),
                   , enable_sdl_dlopen=yes)
     if test x$enable_sdl_dlopen = xyes; then
         AC_MSG_CHECKING(for dlopen)
@@ -1835,7 +1835,7 @@
 CheckAtariLdg()
 {
     AC_ARG_ENABLE(atari-ldg,
-AC_HELP_STRING([--enable-atari-ldg], [use Atari LDG for shared object loading [default=yes]]),
+AC_HELP_STRING([--enable-atari-ldg], [use Atari LDG for shared object loading [[default=yes]]]),
                   , enable_atari_ldg=yes)
     if test x$video_gem = xyes -a x$enable_atari_ldg = xyes; then
         AC_CHECK_HEADER(ldg.h, have_ldg_hdr=yes)
@@ -1985,7 +1985,7 @@
 CheckClockGettime()
 {
     AC_ARG_ENABLE(clock_gettime,
-AC_HELP_STRING([--enable-clock_gettime], [use clock_gettime() instead of gettimeofday() on UNIX [default=no]]),
+AC_HELP_STRING([--enable-clock_gettime], [use clock_gettime() instead of gettimeofday() on UNIX [[default=no]]]),
                   , enable_clock_gettime=no)
     if test x$enable_clock_gettime = xyes; then
         AC_CHECK_LIB(rt, clock_gettime, have_clock_gettime=yes)
@@ -2009,7 +2009,7 @@
 CheckRPATH()
 {
     AC_ARG_ENABLE(rpath,
-AC_HELP_STRING([--enable-rpath], [use an rpath when linking SDL [default=yes]]),
+AC_HELP_STRING([--enable-rpath], [use an rpath when linking SDL [[default=yes]]]),
                   , enable_rpath=yes)
 }