Add doc/Contributing.txt to distribution archive

[ngircd-alex.git] / configure.in

diff --git a/configure.in b/configure.in
index 468e927b4644088c82fae7b83ab3d84fbe10df9e..34c76e164e5fc06f21ba7078727d8401b45c4166 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -13,7 +13,7 @@ define(VERSION_ID,esyscmd(git describe|sed -e 's/rel-//g'|sed -e 's/-/~/'|tr -d
 
 # -- Initialisation --
 
-AC_PREREQ([2.67])
+AC_PREREQ([2.61])
 AC_INIT([ngIRCd], VERSION_ID,
        [ngircd-ml@ngircd.barton.de], [ngircd], [http://ngircd.barton.de/])
 
@@ -21,7 +21,7 @@ AC_CONFIG_SRCDIR([src/ngircd/ngircd.c])
 AC_CONFIG_HEADER([src/config.h])
 AC_CANONICAL_HOST
 
-AM_INIT_AUTOMAKE([1.11])
+AM_INIT_AUTOMAKE([1.10])
 
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 
@@ -113,7 +113,7 @@ AC_CHECK_HEADERS([ \
        ],,AC_MSG_ERROR([required C header missing!]))
 
 # Optional header files
-AC_CHECK_HEADERS([ \
+AC_CHECK_HEADERS_ONCE([ \
        arpa/inet.h inttypes.h malloc.h netinet/ip.h stdbool.h stddef.h \
        stdint.h varargs.h \
        ])
@@ -163,8 +163,6 @@ AC_SEARCH_LIBS([bind], [socket], [], [
 # -- Functions --
 
 AC_FUNC_FORK
-AC_FUNC_MALLOC
-AC_FUNC_REALLOC
 AC_FUNC_STRFTIME
 
 # Required functions
@@ -176,7 +174,7 @@ AC_CHECK_FUNCS([ \
        AC_MSG_ERROR([required function missing!]))
 
 # Optional functions
-AC_CHECK_FUNCS([ \
+AC_CHECK_FUNCS_ONCE([ \
        gai_strerror getaddrinfo getnameinfo inet_aton sigaction sigprocmask \
        snprintf vsnprintf strdup strlcpy strlcat strtok_r waitpid])