updates.

[silc.git] / configure.in.pre

diff --git a/configure.in.pre b/configure.in.pre
index b0c9371bf2540f9b80a85f7b8f58602d328c8a8d..73dfd0d51009e50360a227cb4c925e3d3deb1039 100644 (file)
--- a/configure.in.pre
+++ b/configure.in.pre
@@ -94,12 +94,23 @@ AC_CHECK_SIZEOF(void *, 0)
 AC_DEFINE_UNQUOTED(SILC_SIZEOF_VOID_P, $ac_cv_sizeof_void_p)
 
 # Function and library checking
-AC_CHECK_FUNCS(initscr)
-AC_CHECK_LIB(ncurses, initscr, LIBS="$LIBS -lncurses")
-AC_CHECK_FUNCS(gethostbyname)
-#AC_CHECK_LIB(nsl, gethostbyname, LIBS="$LIBS -lnsl -lresolv")
-AC_CHECK_FUNCS(socket)
-AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
+AC_CHECK_FUNC(initscr, ac_initscr_found=1, ac_initscr_found=0)
+if test x$ac_initscr_found = x0; then
+    AC_CHECK_LIB(ncurses, initscr, LIBS="$LIBS -lncurses")
+fi
+AC_CHECK_FUNC(gethostbyname, ac_gethostbyname_found=1,
+ac_gethostbyname_found=0)
+if test x$ac_gethostbyname_found = x0; then
+    AC_CHECK_LIB(nsl, gethostbyname, LIBS="$LIBS -lnsl")
+    AC_CHECK_FUNC(res_gethostbyname, ac_res_ghbn_found=1, ac_res_ghbn_found=0)
+    if test x$ac_res_ghbn_found = x0; then
+        AC_CHECK_LIB(resolv, res_gethostbyname,  LIBS="$LIBS -lresolv")
+    fi
+fi
+AC_CHECK_FUNC(socket, ac_socket_found=1, ac_socket_found=0)
+if test x$ac_socket_found = x0; then
+    AC_CHECK_LIB(socket, socket, LIBS="$LIBS -lsocket")
+fi
 AC_CHECK_FUNCS(gethostname gethostbyaddr getservbyname getservbyport)
 AC_CHECK_FUNCS(select listen bind shutdown close connect)
 AC_CHECK_FUNCS(fcntl setsockopt)