--- rescue.orig/rescue/Makefile	2013-01-29 00:00:47.000000000 +0900
+++ rescue.orig/rescue/Makefile	2013-01-29 00:09:33.000000000 +0900
@@ -195,7 +195,7 @@ 
 CRUNCH_LIBS+= -llzma
 
 CRUNCH_PROGS_usr.bin+= tar
-CRUNCH_LIBS+= -larchive -lmd
+CRUNCH_LIBS+= `pkg-config --static --libs libarchive | sed 's:-lz -lxml2 -lz:-lxml2 -lz:'` -lmd
 .if ${MK_OPENSSL} != "no"
 CRUNCH_LIBS+= -lcrypto
 .endif