--- src/Makefile.in.orig	Thu Oct 28 16:50:34 1999
+++ src/Makefile.in	Thu Oct 28 16:50:37 1999
@@ -130,7 +130,7 @@
 LEX= @LEX@
 LEXLIB = @LEXLIB@
 
-LDFLAGS= @LDFLAGS@
+LDFLAGS= @LDFLAGS@ -pthread
 LIBS= @LIBS@
 
 DEFS= @DEFS@
