[BUILD] Haproxy won't compile if DEBUG_FULL is defined

As subject when i try to compile haproxy with -DDEBUG_FULL it stop at
stream_sock.c file with:
gcc -Iinclude -Wall -O2 -g     -DDEBUG_FULL  -DTPROXY -DENABLE_POLL
-DENABLE_EPOLL -DENABLE_SEPOLL -DNETFILTER -DUSE_GETSOCKNAME
-DCONFIG_HAPROXY_VERSION=\"1.3.15\"
-DCONFIG_HAPROXY_DATE=\"2008/04/19\" -c -o src/stream_sock.o
src/stream_sock.c
src/stream_sock.c: In function 'stream_sock_chk_rcv':
src/stream_sock.c:905: error: 'fd' undeclared (first use in this function)
src/stream_sock.c:905: error: (Each undeclared identifier is reported only once
src/stream_sock.c:905: error: for each function it appears in.)
src/stream_sock.c:905: error: 'ob' undeclared (first use in this function)
src/stream_sock.c: In function 'stream_sock_chk_snd':
src/stream_sock.c:940: error: 'fd' undeclared (first use in this function)
src/stream_sock.c:940: error: 'ib' undeclared (first use in this function)
make: *** [src/stream_sock.o] Error 1

With this patch all build fine:
1 file changed