SIG_SETMASK       169 ext/threads/threads.c         pthread_sigmask(SIG_SETMASK, &threadrec.defaultSigmask, &omask);
SIG_SETMASK       174 ext/threads/threads.c         pthread_sigmask(SIG_SETMASK, &omask, &dummy);
SIG_SETMASK       455 gc/aix_irix_threads.c     if (set != NULL && (how == SIG_BLOCK || how == SIG_SETMASK)) {
SIG_SETMASK       523 gc/os_dep.c    #	define SIGSETMASK(old, new) sigprocmask(SIG_SETMASK, &(new), &(old))
SIG_SETMASK       963 gc/pthread_support.c     if (set != NULL && (how == SIG_BLOCK || how == SIG_SETMASK)) {
SIG_SETMASK       101 gc/solaris_threads.c     syscall(SYS_sigprocmask, SIG_SETMASK, &set, &old_mask);
SIG_SETMASK       106 gc/solaris_threads.c     syscall(SYS_sigprocmask, SIG_SETMASK, &old_mask, NULL);
SIG_SETMASK        89 src/gauche/mingw-compat.h #ifndef SIG_SETMASK
SIG_SETMASK       443 src/signal.c       SIGPROCMASK(SIG_SETMASK, &omask, NULL);
SIG_SETMASK       637 src/signal.c       if (how != SIG_SETMASK && how != SIG_BLOCK && how != SIG_UNBLOCK) {
SIG_SETMASK       657 src/signal.c               SIGPROCMASK(SIG_SETMASK, &omask, NULL);
SIG_SETMASK       664 src/signal.c       SIGPROCMASK(SIG_SETMASK, &omask, NULL);
SIG_SETMASK       687 src/signal.c       SIGPROCMASK(SIG_SETMASK, NULL, &omask);
SIG_SETMASK      2876 src/syslib.c     Scm_DefineConst(module, SCM_SYMBOL(SCM_OBJ(syslib_SIG_SETMASK__VAR)), SCM_OBJ(Scm_MakeInteger(SIG_SETMASK)));