WIFEXITED          31 error.c        #ifndef WIFEXITED
WIFEXITED        1055 error.c            if (WIFEXITED(status) && WEXITSTATUS(status) == EXIT_SUCCESS)
WIFEXITED         106 process.c      #ifndef WIFEXITED
WIFEXITED         558 process.c          if (WIFEXITED(status)) {
WIFEXITED         780 process.c          if (WIFEXITED(status))
WIFEXITED         811 process.c          if (WIFEXITED(status))
WIFEXITED         830 process.c          if (!WIFEXITED(status))