Index: Portfile
===================================================================
--- Portfile	(revision 33306)
+++ Portfile	(working copy)
@@ -21,14 +21,14 @@
 					rmd160 941cf8f2ef8459ec4f9ce65772e134505d46566f
 patchfiles			patch-ssl_ssldecode_c
 pre-configure {
-	file copy -force /usr/share/libtool/config.guess ${worksrcpath}/
-	file copy -force /usr/share/libtool/config.sub ${worksrcpath}/
+	copy -force ${prefix}/share/libtool/config.guess ${prefix}/share/libtool/config.sub ${worksrcpath}
 }
 configure.args		--mandir=${destroot}${prefix}/share/man \
 					--prefix=${destroot}${prefix} \
 					--with-pcap=${prefix} \
 					--with-openssl=${prefix}
-depends_lib			port:libpcap \
+depends_lib			port:libtool \
+					port:libpcap \
 					port:openssl \
 					lib:libz:zlib