C                 112 kernel/console.c     if (c == C('D')) { // end-of-file
C                 152 kernel/console.c   case C('P'): // Print process list.
C                 155 kernel/console.c   case C('U'): // Kill line.
C                 162 kernel/console.c   case C('H'): // Backspace
C                 179 kernel/console.c       if (c == '\n' || c == C('D') || cons.e - cons.r == INPUT_BUF_SIZE) {