--- js/src/Makefile.in.orig	2009-05-11 15:21:19.000000000 +0200
+++ js/src/Makefile.in	2009-05-11 15:21:34.000000000 +0200
@@ -427,7 +427,7 @@
 endif # WINNT
 
 ifeq ($(OS_ARCH),FreeBSD)
-EXTRA_LIBS	+= -pthread
+EXTRA_LIBS	+= -pthread -lc
 endif
 ifeq ($(OS_ARCH),IRIX)
 ifdef USE_N32