X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=m4%2Fcanon-host.m4;h=b41610471b022867ba937e7656814c3e0c0e3fbc;hb=95d2aaeab5b8caa01c776d3afa097220cd8982b9;hp=1e1275ab3fd25a452f2285512813a9a0ec11273a;hpb=62a39c7d945eb4160c206242b85c624fb2fb21fd;p=gnulib.git

diff --git a/m4/canon-host.m4 b/m4/canon-host.m4
index 1e1275ab3..b41610471 100644
--- a/m4/canon-host.m4
+++ b/m4/canon-host.m4
@@ -1,4 +1,4 @@
-# canon-host.m4 serial 6
+# canon-host.m4 serial 7
 dnl Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -6,18 +6,11 @@ dnl with or without modifications, as long as this notice is preserved.
 
 AC_DEFUN([gl_CANON_HOST],
 [
-  AC_LIBSOURCES([canon-host.c])
+  AC_LIBSOURCES([canon-host.c, canon-host.h])
   AC_LIBOBJ([canon-host])
+  gl_PREREQ_CANON_HOST
+])
 
-  dnl Prerequisites of lib/canon-host.c.
-  AC_CHECK_HEADERS_ONCE(unistd.h)
-  AC_CHECK_HEADERS(netdb.h sys/socket.h netinet/in.h arpa/inet.h)
-
-  dnl Add any libraries as early as possible.
-  dnl In particular, inet_ntoa needs -lnsl at least on Solaris 2.5.1,
-  dnl so we have to add -lnsl to LIBS before checking for that function.
-  AC_SEARCH_LIBS(gethostbyname, [inet nsl])
-
-  dnl These come from -lnsl on Solaris 2.5.1.
-  AC_CHECK_FUNCS(getaddrinfo gethostbyname gethostbyaddr inet_ntoa)
+AC_DEFUN([gl_PREREQ_CANON_HOST], [
+  AC_REQUIRE([gl_GETADDRINFO])
 ])