--- src/GNUmakefile.orig	Thu Apr 10 04:16:47 2003
+++ src/GNUmakefile	Mon Jul 21 14:03:29 2003
@@ -27,7 +27,7 @@
 ## LIBS  =   -lGL -lXmu -lXmu -lX11 -lpthread -ll
 
 INC  += -I$(TOPDIR)/include -I$(THISDIR)
-LIBS  =   -lGL -lXmu -lXmu -lX11 -lpthread
+LIBS  =   -lGL -lXmu -lXmu -lX11 $(PTHREAD_LIBS)
 LIB   = libProducer
 
 include $(TOPDIR)/Make/makerules