cc -O -pipe -I/usr/src/usr.sbin/fdcontrol/../fdread -Wsystem-headers -Werror -Wall -Wno-format-y2k -Wno-uninitialized -c /usr/src/usr.sbin/fdcontrol/fdcontrol.c /usr/src/usr.sbin/fdcontrol/fdcontrol.c: In function `main': /usr/src/usr.sbin/fdcontrol/fdcontrol.c:212: error: `FD_DEBUG' undeclared (first use in this function) /usr/src/usr.sbin/fdcontrol/fdcontrol.c:212: error: (Each undeclared identifier is reported only once /usr/src/usr.sbin/fdcontrol/fdcontrol.c:212: error: for each function it appears in.) *** Error code 1
Stop in /usr/src/usr.sbin/fdcontrol. *** Error code 1
Stop in /usr/src/usr.sbin. *** Error code 1
Stop in /usr/src. *** Error code 1
Как это побороть ?