Fixing build failure on gentoo/powerpc.

For some reasons B0 is not well accepted for a variable name, and the build fails

http://bpaste.net/raw/181909/

/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0_build/src && /usr/bin/powerpc-unknown-linux-gnu-gcc  -Dlib_ettercap_EXPORTS  -DNDEBUG -O2 -pipe  -fPIC -I/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0_build/include -I/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/include    -o CMakeFiles/lib_ettercap.dir/ec_encryption_ccmp.c.o -c /var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:46:35: error: expected ';', ',' or ')' before numeric constant
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:47:62: error: expected ';', ',' or ')' before numeric constant
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:48:46: error: expected ';', ',' or ')' before numeric constant
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c: In function 'wpa_ccmp_decrypt':
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:61:11: error: expected identifier or '(' before numeric constant
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:84:20: error: 'A' undeclared (first use in this function)
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:84:20: note: each undeclared identifier is reported only once for each function it appears in
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:90:6: error: subscripted value is neither array nor pointer nor vector
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:91:6: error: subscripted value is neither array nor pointer nor vector
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:91:15: error: subscripted value is neither array nor pointer nor vector
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:92:20: error: 'B' undeclared (first use in this function)
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c: At top level:
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:145:35: error: expected ';', ',' or ')' before numeric constant
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:163:62: error: expected ';', ',' or ')' before numeric constant
/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0/src/ec_encryption_ccmp.c:190:46: error: expected ';', ',' or ')' before numeric constant
make[2]: *** [src/CMakeFiles/lib_ettercap.dir/ec_encryption_ccmp.c.o] Error 1
make[2]: Leaving directory `/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0_build'
make[1]: *** [src/CMakeFiles/lib_ettercap.dir/all] Error 2
make[1]: Leaving directory `/var/tmp/portage/net-analyzer/ettercap-0.8.0-r1/work/ettercap-0.8.0_build'
make: *** [all] Error 2
Debian switched to /bin to all their binary files, so reverting #385
Gthread not needed on libettercap
Merge pull request #494 from LocutusOfBorg/revert-385

Debian switched to /bin to all their binary files, so reverting #385
Merging debian work, fix typo, add hurd and kfreebsd support, add VERSION and SOVERSION to libettercap
Adding GNU as supported OS
Removing AF_INET6_FREEBSD, already defined in bits/socket.h
Removed old AF_INET6_* defines
Adding OS_GNU to config.h
Forgot program name
Removed useless space
handle different AF_INET6 values on different OSes
Revert "Removing AF_INET6_FREEBSD, already defined in bits/socket.h"

This reverts commit 7ed2998609b05a58cc2efb159cfcf5621c8606ca.
Revert "Removed old AF_INET6_* defines"

This reverts commit fce7ffbb1bd0995229b41f62324e64eaf81dafce.
Merge pull request #503 from koeppea/null-decoder-foreign-af

handle different AF_INET6 values on different OSes
Merge pull request #493 from LocutusOfBorg/fix-ftbfs-powerpc

Fixing build failure on gentoo/powerpc.
Merge pull request #495 from LocutusOfBorg/fix-bsd

Fixed bad bsd build failure
Added base64 encode and decode functions
Typo fix
Added library check for libmath and changed dissectors to call new base64 decoding module. Will remove old from ec_strings.c later