Installing Snort IPS inline mode in RHEL 5

Hello,

I am trying to install snort_inline-2.3.0-RC1 in RHEL 5. I installed all the prerequisites : iptables-1.3.1, libnet-1.0.2a, pcre-6.1.
I run into the following error when executing make for snort:

In file included from inline.c:6:
/usr/include/libnet.h:87:2: error: #error "byte order has not been specified, you'll
In file included from inline.c:6:
/usr/include/libnet.h:88: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘to’
/usr/include/libnet.h:88: error: stray ‘#’ in program
/usr/include/libnet.h:89: error: missing terminating " character
In file included from ./snort_packet_header.h:8,
from ../src/preprocessors/stream.h:4,
from decode.h:45,
from inline.c:8:
/usr/include/time.h:184: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘clock’
inline.c: In function ‘InitInlinePostConfig’:
inline.c:158: warning: pointer targets in passing argument 11 of ‘libnet_build_ip’ differ in signedness
inline.c:161: warning: pointer targets in passing argument 10 of ‘libnet_build_tcp’ differ in signedness
inline.c:165: warning: pointer targets in passing argument 11 of ‘libnet_build_ip’ differ in signedness
inline.c:167: warning: pointer targets in passing argument 13 of ‘libnet_build_icmp_unreach’ differ in signedness
inline.c:176: warning: pointer targets in passing argument 11 of ‘libnet_build_ip’ differ in signedness
inline.c:179: warning: pointer targets in passing argument 10 of ‘libnet_build_tcp’ differ in signedness
inline.c:183: warning: pointer targets in passing argument 11 of ‘libnet_build_ip’ differ in signedness
inline.c:185: warning: pointer targets in passing argument 13 of ‘libnet_build_icmp_unreach’ differ in signedness
inline.c: In function ‘RejectSocket’:
inline.c:422: warning: pointer targets in passing argument 1 of ‘libnet_do_checksum’ differ in signedness
inline.c:429: warning: pointer targets in passing argument 2 of ‘libnet_write_ip’ differ in signedness
inline.c:462: warning: pointer targets in passing argument 1 of ‘libnet_do_checksum’ differ in signedness
inline.c:470: warning: pointer targets in passing argument 2 of ‘libnet_write_ip’ differ in signedness
inline.c: In function ‘RejectLayer2’:
inline.c:559: error: dereferencing pointer to incomplete type
inline.c:589: warning: pointer targets in passing argument 1 of ‘libnet_do_checksum’ differ in signedness
inline.c:595: warning: pointer targets in passing argument 1 of ‘libnet_do_checksum’ differ in signedness
inline.c:602: warning: pointer targets in passing argument 6 of ‘libnet_build_ethernet’ differ in signedness
inline.c:609: warning: pointer targets in passing argument 3 of ‘libnet_write_link_layer’ differ in signedness
inline.c:643: warning: pointer targets in passing argument 1 of ‘libnet_do_checksum’ differ in signedness
inline.c:649: warning: pointer targets in passing argument 1 of ‘libnet_do_checksum’ differ in signedness
inline.c:657: warning: pointer targets in passing argument 6 of ‘libnet_build_ethernet’ differ in signedness
inline.c:667: warning: pointer targets in passing argument 3 of ‘libnet_write_link_layer’ differ in signedness
make[3]: *** [inline.o] Error 1
make[3]: Leaving directory `/usr/src/snort_inline-2.3.0-RC1/src'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/usr/src/snort_inline-2.3.0-RC1/src'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/usr/src/snort_inline-2.3.0-RC1'
make: *** [all] Error 2


Can anyone help me fix this problem?