@node sigismember @section @code{sigismember} @findex sigismember POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/sigismember.html} Gnulib module: sigprocmask Portability problems fixed by Gnulib: @itemize @item This function is missing on some platforms: mingw. @end itemize Portability problems not fixed by Gnulib: @itemize @end itemize