subshell_pid      202 src/subshell/common.c static pid_t subshell_pid = 1;
subshell_pid      590 src/subshell/common.c     kill (subshell_pid, SIGCONT);
subshell_pid     1802 src/subshell/common.c     subshell_pid = my_fork ();
subshell_pid     1804 src/subshell/common.c     if (subshell_pid == -1)
subshell_pid     1812 src/subshell/common.c     if (subshell_pid == 0)
subshell_pid     2129 src/subshell/common.c     const pid_t pid = waitpid (subshell_pid, &status, WUNTRACED | WNOHANG);
subshell_pid     2131 src/subshell/common.c     if (pid == subshell_pid)
subshell_pid     2145 src/subshell/common.c                 kill (subshell_pid, SIGCONT);