+AC_CHECK_FUNCS(err errx verr verrx vwarn vwarnx warn warnx realpath lchown)
+AC_CHECK_FUNC(glob)
+
+dnl
+dnl Check for GLOB_ALTDIRFUNC
+dnl
+if test "$ac_cv_func_glob" = "yes"; then
+ AC_EGREP_CPP(yes,
+ [
+# include <glob.h>
+# ifdef GLOB_ALTDIRFUNC
+ yes
+# endif
+ ], AC_DEFINE(HAVE_GLOB), noglob=yes)
+ if test "$noglob" = "yes"; then
+ echo "Your system does not support extended glob, will use the internal routines"
+ fi
+fi