dnl CF_SVR4 version: 3 updated: 2000/05/31 10:16:52
dnl -------
dnl Check if this is an SVR4 system.  We need the definition for xterm
AC_DEFUN([CF_SVR4],
[
AC_CHECK_LIB(elf, elf_begin,[
AC_CACHE_CHECK(if this is an SVR4 system, cf_cv_svr4,[
AC_TRY_COMPILE([
#include <elf.h>
#include <sys/termio.h>
],[
static struct termio d_tio;
	d_tio.c_cc[VINTR] = 0;
	d_tio.c_cc[VQUIT] = 0;
	d_tio.c_cc[VERASE] = 0;
	d_tio.c_cc[VKILL] = 0;
	d_tio.c_cc[VEOF] = 0;
	d_tio.c_cc[VEOL] = 0;
	d_tio.c_cc[VMIN] = 0;
	d_tio.c_cc[VTIME] = 0;
	d_tio.c_cc[VLNEXT] = 0;
],
[cf_cv_svr4=yes],
[cf_cv_svr4=no])
])
])
test "$cf_cv_svr4" = yes && AC_DEFINE(SVR4)
])dnl
