dup2 572 src/background.c while (dup2 (nullfd, STDIN_FILENO) == -1 && errno == EINTR) dup2 574 src/background.c while (dup2 (nullfd, STDOUT_FILENO) == -1 && errno == EINTR) dup2 576 src/background.c while (dup2 (nullfd, STDERR_FILENO) == -1 && errno == EINTR) dup2 199 src/cons.handler.c if (dup2 (pipefd1[0], STDIN_FILENO) == -1) dup2 203 src/cons.handler.c if (dup2 (pipefd2[1], STDOUT_FILENO) == -1) dup2 211 src/cons.handler.c ok = dup2 (status, STDERR_FILENO) != -1; dup2 402 src/subshell/common.c dup2 (subshell_pty_slave, STDIN_FILENO); dup2 403 src/subshell/common.c dup2 (subshell_pty_slave, STDOUT_FILENO); dup2 404 src/subshell/common.c dup2 (subshell_pty_slave, STDERR_FILENO); dup2 443 src/vfs/shell/shell.c res = dup2 (fileset1[0], STDIN_FILENO); dup2 446 src/vfs/shell/shell.c res = dup2 (fileset2[1], STDOUT_FILENO);