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