HelenOS sources
CMD_AND 497 kernel/generic/src/ipc/irq.c case CMD_AND:
CMD_AND 95 uspace/drv/audio/hdaudio/hdaudio.c .cmd = CMD_AND,
CMD_AND 127 uspace/drv/audio/hdaudio/hdaudio.c .cmd = CMD_AND,
CMD_AND 150 uspace/drv/block/ddisk/ddisk.c .cmd = CMD_AND,
CMD_AND 100 uspace/drv/block/pci-ide/pci-ide.c .cmd = CMD_AND,
CMD_AND 87 uspace/drv/bus/adb/cuda_adb/cuda_adb.c .cmd = CMD_AND,
CMD_AND 72 uspace/drv/bus/usb/ehci/hc.c .cmd = CMD_AND,
CMD_AND 73 uspace/drv/bus/usb/ohci/hc.c .cmd = CMD_AND,
CMD_AND 80 uspace/drv/bus/usb/uhci/hc.c .cmd = CMD_AND,
CMD_AND 319 uspace/drv/bus/usb/xhci/hc.c .cmd = CMD_AND,
CMD_AND 335 uspace/drv/bus/usb/xhci/hc.c .cmd = CMD_AND,
CMD_AND 93 uspace/drv/char/i8042/i8042.c .cmd = CMD_AND,
CMD_AND 170 uspace/drv/char/pl011/pl011.c .cmd = CMD_AND,
CMD_AND 113 uspace/drv/char/pl050/pl050.c .cmd = CMD_AND,
CMD_AND 258 uspace/drv/nic/e1k/e1k.c .cmd = CMD_AND,
CMD_AND 85 uspace/drv/nic/ne2k/ne2k.c .cmd = CMD_AND,
HelenOS homepage, sources at GitHub