+################################################################### FNM_EXTMATCH
+AC_MSG_CHECKING(for extended wildcard pattern matching)
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+ #include <fnmatch.h>
+]], [[
+ unsigned n = FNM_EXTMATCH;
+]])], [have_fnm_extmatch=yes], [have_fnm_extmatch=no])
+AC_MSG_RESULT($have_fnm_extmatch)
+if test $have_fnm_extmatch = yes; then
+ AC_DEFINE(HAVE_FNM_EXTMATCH, 1, define to 1 if FNM_EXTMATCH is defined)
+fi