sigset_t           90 maint/gnulib/lib/signal.in.h typedef unsigned int sigset_t;
sigset_t           31 maint/gnulib/tests/test-sigsegv-catch-segv2.c   typedef int sigset_t;
sigset_t           31 maint/gnulib/tests/test-sigsegv-catch-stackoverflow1.c   typedef int sigset_t;
sigset_t           32 maint/gnulib/tests/test-sigsegv-catch-stackoverflow2.c   typedef int sigset_t;