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elinks/config/m4/os2.m4

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AC_DEFUN([EL_CONFIG_OS_OS2],
[
AC_MSG_CHECKING([for OS/2 threads])
EL_SAVE_FLAGS
CFLAGS="$CFLAGS -Zmt"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>]], [[_beginthread(NULL, NULL, 0, NULL)]])],[cf_result=yes],[cf_result=no])
AC_MSG_RESULT($cf_result)
if test "$cf_result" = yes; then
EL_DEFINE(HAVE_BEGINTHREAD, [_beginthread()])
else
EL_RESTORE_FLAGS
fi
AC_CHECK_FUNC(MouOpen, EL_DEFINE(HAVE_MOUOPEN, [MouOpen()]))
AC_CHECK_FUNC(_read_kbd, EL_DEFINE(HAVE_READ_KBD, [_read_kbd()]))
AC_MSG_CHECKING([for XFree for OS/2])
EL_SAVE_FLAGS
cf_result=no
if test -n "$X11ROOT"; then
CFLAGS="$CFLAGS_X -I$X11ROOT/XFree86/include"
LIBS="$LIBS_X -L$X11ROOT/XFree86/lib -lxf86_gcc"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <pty.h>]], [[struct winsize win;ptioctl(1, TIOCGWINSZ, &win)]])],[cf_result=yes],[cf_result=no])
if test "$cf_result" = no; then
LIBS="$LIBS_X -L$X11ROOT/XFree86/lib -lxf86"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <pty.h>]], [[struct winsize win;ptioctl(1, TIOCGWINSZ, &win)]])],[cf_result=yes],[cf_result=no])
fi
fi
if test "$cf_result" != yes; then
EL_RESTORE_FLAGS
else
EL_DEFINE(X2, [XFree under OS/2])
fi
AC_MSG_RESULT($cf_result)
])