X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=configure.ac;h=8d4ce59a0eec619086b0e8234903efaed945ef37;hp=5960b0871ec7fc720bef13a90d9af5a58dd75e10;hb=3ea5399aeec092dcdb9f039288f1e146aadbb2f7;hpb=75695bba841fc43094ebc669418187080cea00e6

diff --git a/configure.ac b/configure.ac
index 5960b087..8d4ce59a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -65,12 +65,17 @@ AC_DEFUN([LIB_SUBST_FLAGS], [
 	AC_SUBST($1_ldflags)
 ])
 
+AC_USE_SYSTEM_EXTENSIONS
 AC_C_BIGENDIAN()
 
 AC_PATH_PROG([GENGETOPT], [gengetopt])
 test -z "$GENGETOPT" && AC_MSG_ERROR(
 	[gengetopt is required to build this package])
 
+AC_PATH_PROG([M4], [m4])
+test -z "$M4" && AC_MSG_ERROR(
+	[The m4 macro processor is required to build this package])
+
 AC_PATH_PROG([HELP2MAN], [help2man])
 test -z "$HELP2MAN" && AC_MSG_ERROR(
 	[help2man is required to build this package])
@@ -154,12 +159,6 @@ case "$enable_cryptolib" in
 	;;
 esac
 AC_SUBST(crypto_ldflags)
-########################################################################### libsocket
-AC_CHECK_LIB([c], [socket],
-	[socket_ldlflags=],
-	[socket_ldflags="-lsocket"]
-)
-AC_SUBST(socket_ldflags)
 ########################################################################## iconv
 STASH_FLAGS
 LIBS=
@@ -184,16 +183,9 @@ AC_COMPILE_IFELSE([
 AC_DEFINE_UNQUOTED(ICONV_CAST, $cast, [cast for second arg to iconv()])
 AC_MSG_RESULT($msg)
 UNSTASH_FLAGS
-########################################################################### libnsl
-AC_CHECK_LIB([c], [gethostbyname],
-	[nsl_ldflags=],
-	[nsl_ldflags="-lnsl"]
-)
-AC_SUBST(nsl_ldflags)
 ########################################################################### ucred
 AC_MSG_CHECKING(for struct ucred)
 AC_LINK_IFELSE([AC_LANG_PROGRAM([[
-	#define _GNU_SOURCE
 	#include <sys/types.h>
 	#include <sys/socket.h>
 ]], [[
@@ -426,6 +418,7 @@ if test -n "$CRYPTOLIB" && test $HAVE_OSL = yes; then
 		close_on_fork
 		mm
 		crypt_common
+		base64
 		ipc
 		dccp_send
 		fd
@@ -488,6 +481,7 @@ if test -n "$CRYPTOLIB"; then
 		client_common
 		buffer_tree
 		crypt_common
+		base64
 		version
 		ggo
 	"
@@ -531,6 +525,7 @@ if test -n "$CRYPTOLIB"; then
 		stat
 		net
 		crypt_common
+		base64
 		sideband
 		time
 		grab_client
@@ -1143,7 +1138,6 @@ audio format handlers: $audio_format_handlers
 filters: $(echo $filters)
 writers: $writers
 
-para_fade: $build_fade
 para_server: $build_server
 para_gui: $build_gui
 para_fade: $build_fade