Hi Is there any reason why compiling the iptables extensions should fail when using -std=c99? cc -O2 -Wall -Wunused -I/usr/src/kernels/2.6.18-1.2798.fc6-i586/include -Iinclude/ -DIPTABLES_VERSION=\"1.3.5\" -DIPT_LIB_DIR=\"/usr/local/lib/iptables\" -rdynamic -o iptables iptables-standalone.c iptables.o libiptc/libiptc.a -ldl -lnsl -std=c99 In file included from include/libiptc/libiptc.h:6, from include/iptables.h:5, from iptables-standalone.c:38: /usr/src/kernels/2.6.18-1.2798.fc6-i586/include/linux/netfilter_ipv4/ip_tables.h:43: error: IFNAMSIZ undeclared here (not in a function) -- sashan http://sashang.orcon.net.nz/