$NetBSD: patch-aa,v 1.17 2020/04/16 09:35:36 manu Exp $

--- configure.orig	2020-04-05 20:00:40.000000000 +0200
+++ configure	2020-04-14 14:56:23.350836708 +0200
@@ -6029,8 +6029,9 @@
 if test "$LIBOBJC" = ""; then
   as_fn_error $? "The command 'gnustep-config --objc-libs' (provided by the gnustep-make package) returned no Objective-C library.  Unable to continue configuring without Objective-C support." "$LINENO" 5
   exit 1
 fi
+LIBOBJC="$LIBOBJC @PTHREAD_LIBS@"
 
 #--------------------------------------------------------------------
 # Miscellaneous flags
 #--------------------------------------------------------------------
