pipe_safer 458 maint/gnulib/lib/spawn-pipe.c if (pipe_safer (ifd) < 0) pipe_safer 461 maint/gnulib/lib/spawn-pipe.c if (pipe_safer (ofd) < 0) pipe_safer 27 maint/gnulib/lib/unistd--.h #define pipe pipe_safer pipe_safer 22 maint/gnulib/lib/unistd-safer.h int pipe_safer (int[2]);