build: FAILED
conformance/interfaces/sigprocmask/12-1: build: FAILED: Compiler output:
conformance/interfaces/sigprocmask/12-1.c:35:21: error: use of undeclared identifier 'SIGPOLL'
SIGUSR1, SIGUSR2, SIGPOLL, SIGPROF, SIGSYS,
^
1 error generated.