5.42 signal.h

POSIX specification: http://www.opengroup.org/susv3xbd/signal.h.html

Gnulib module: signal

Portability problems fixed by Gnulib:

• volatile sig_atomic_t is rejected by older compilers on some platforms: AIX.
• sigset_t is only declared in <sys/types.h> on some platforms: mingw.
• struct sigaction and siginfo_t are missing on some platforms: mingw.
• struct sigaction lacks the sa_sigaction member on some platforms: Irix 5.3, Interix 3.5.
• The signal SIGPIPE is not defined on some platforms: mingw.
• The macro SA_NODEFER is not defined on some platforms: Interix 3.5.

Portability problems not fixed by Gnulib:

• Many signals are not defined on some platforms: mingw.