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#!/bin/sh
#
# First check with "! -h" for /usr/X11R6 and /usr/X11 since they often
# symlink to each other, and configure should use the more stable
# location (the real directory) if possible.
#
# On Solaris, the /usr/bin/Xserver script is used to decide whether to
# use Xsun or Xorg, so this is used on Solaris.
#
# When testing for /usr/X11R6, first check with "! -h" for /usr/X11R6
# and /usr/X11 since they often symlink to each other, and configure
# should use the more stable location (the real directory) if possible.
#
if test -n "$X_BIN"; then
# assume the user set these variables and don't second-guess them.
echo "$X_BIN"
elif test -x /usr/bin/X; then
echo "/usr/bin/X"
elif test -x /usr/X11/bin/Xserver; then
echo "/usr/X11/bin/Xserver"
elif test ! -h /usr/X11R6 -a -x /usr/X11R6/bin/X; then
echo "/usr/X11R6/bin/X"
elif test ! -h /usr/X11 -a -x /usr/X11/bin/X; then
echo "/usr/X11/bin/X"
elif test -x /usr/X11R6/bin/X; then
echo "/usr/X11R6/bin/X"
elif test -x /usr/bin/Xorg; then
echo "/usr/bin/Xorg"
elif test -x /usr/X11/bin/X; then
echo "/usr/X11/bin/X"
elif test -x /usr/openwin/bin/Xsun; then
echo "/usr/openwin/bin/Xsun"
elif test -x /opt/X11R6/bin/X; then
echo "/opt/X11R6/bin/X"
else
echo ""
fi
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