AC_DEFUN([gl_SYSEXITS],
[
AC_CHECK_HEADERS_ONCE([sysexits.h])
if test $ac_cv_header_sysexits_h = yes; then
HAVE_SYSEXITS_H=1
gl_ABSOLUTE_HEADER([sysexits.h])
ABSOLUTE_SYSEXITS_H=\"$gl_cv_absolute_sysexits_h\"
AC_TRY_COMPILE([ [switch (0)
{
case EX_OK:
case EX_USAGE:
case EX_DATAERR:
case EX_NOINPUT:
case EX_NOUSER:
case EX_NOHOST:
case EX_UNAVAILABLE:
case EX_SOFTWARE:
case EX_OSERR:
case EX_OSFILE:
case EX_CANTCREAT:
case EX_IOERR:
case EX_TEMPFAIL:
case EX_PROTOCOL:
case EX_NOPERM:
case EX_CONFIG:
break;
}
],
[SYSEXITS_H=],
[SYSEXITS_H=sysexits.h])
else
HAVE_SYSEXITS_H=0
SYSEXITS_H=sysexits.h
fi
AC_SUBST([HAVE_SYSEXITS_H])
AC_SUBST([ABSOLUTE_SYSEXITS_H])
AC_SUBST([SYSEXITS_H])
])