X-Git-Url: https://git.distorted.org.uk/~mdw/adns/blobdiff_plain/b6953d1b46cb12e32e4d2926bce078ef10825785..75df2ad227874a7d2b32cfb5f4d4143e2099c713:/aclocal.m4

diff --git a/aclocal.m4 b/aclocal.m4
index cdc5803..b2d9e9f 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -53,3 +53,11 @@ define(ADNS_C_GCCATTRIB,[
     AC_MSG_RESULT(no)),
   AC_MSG_RESULT(no))
 ])
+
+define(ADNS_C_GETFUNC,[
+ AC_CHECK_FUNC([$1],,[
+  AC_CHECK_LIB([$2],[$1],[$3],[
+    AC_MSG_ERROR([cannot find library function $1])
+  ])
+ ])
+])