Build system: Use -lresolv only if inet_aton is not found otherwise.

[secnet.git] / aclocal.m4

diff --git a/aclocal.m4 b/aclocal.m4
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+# aclocal.m4 - package-specific macros for autoconf
+
+dnl This file is part of secnet.
+dnl See README for full list of copyright holders.
+dnl
+dnl secnet is free software; you can redistribute it and/or modify it
+dnl under the terms of the GNU General Public License as published by
+dnl the Free Software Foundation; either version d of the License, or
+dnl (at your option) any later version.
+dnl 
+dnl secnet is distributed in the hope that it will be useful, but
+dnl WITHOUT ANY WARRANTY; without even the implied warranty of
+dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+dnl General Public License for more details.
+dnl 
+dnl You should have received a copy of the GNU General Public License
+dnl version 3 along with secnet; if not, see
+dnl https://www.gnu.org/licenses/gpl.html.
+
+dnl This next macro came from adns.git,
+dnl (d8fa191ed7774818862febd6ade774cb7e149ab9).
+define(ADNS_C_GETFUNC,[
+ AC_CHECK_FUNC([$1],,[
+  AC_CHECK_LIB([$2],[$1],[$3],[
+    AC_MSG_ERROR([cannot find library function $1])
+  ])
+ ])
+])