File perl-Net-Pcap-fix_libpcap_detection.patch of Package perl-Net-Pcap

--- Makefile.PL.orig	2011-12-16 07:09:06.919216001 +0100
+++ Makefile.PL	2011-12-16 07:09:15.081216001 +0100
@@ -22,7 +22,6 @@
     cygwin_pcap_headers();
 }
 else {
-    $options{CCFLAGS} = '-Wall -Wwrite-strings' if $Config{ccname} eq 'gcc' and $] >= 5.006;
     $options{LIBS}    = '-lpcap';
 }