sigset_t 483 src/subshell/common.c sigset_t sigchld_mask, old_mask; sigset_t 39 tests/lib/utilunix__my_system-common.c static sigset_t *sigemptyset_set__captured; sigset_t 45 tests/lib/utilunix__my_system-common.c sigemptyset (sigset_t * set)