+ AC_SUBST([HAVE_ARPA_INET_H])
+ dnl Execute this unconditionally, because ARPA_INET_H may be set by other
+ dnl modules, after this code is executed.
+ gl_CHECK_NEXT_HEADERS([arpa/inet.h])
+])
+
+dnl Unconditionally enables the replacement of <arpa/inet.h>.
+AC_DEFUN([gl_REPLACE_ARPA_INET_H],
+[
+ AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS])
+ ARPA_INET_H='arpa/inet.h'
+])
+
+AC_DEFUN([gl_ARPA_INET_MODULE_INDICATOR],
+[
+ dnl Use AC_REQUIRE here, so that the default settings are expanded once only.
+ AC_REQUIRE([gl_ARPA_INET_H_DEFAULTS])
+ GNULIB_[]m4_translit([$1],[abcdefghijklmnopqrstuvwxyz./-],[ABCDEFGHIJKLMNOPQRSTUVWXYZ___])=1
+])
+
+AC_DEFUN([gl_ARPA_INET_H_DEFAULTS],
+[
+ GNULIB_INET_NTOP=0; AC_SUBST([GNULIB_INET_NTOP])
+ GNULIB_INET_PTON=0; AC_SUBST([GNULIB_INET_PTON])
+ dnl Assume proper GNU behavior unless another module says otherwise.
+ HAVE_DECL_INET_NTOP=1; AC_SUBST([HAVE_DECL_INET_NTOP])
+ HAVE_DECL_INET_PTON=1; AC_SUBST([HAVE_DECL_INET_PTON])
+ ARPA_INET_H=''; AC_SUBST([ARPA_INET_H])