HelenOS sources

USB_HID_PATH_COMPARE_BEGIN   73 uspace/drv/hid/usbhid/subdrivers.c 		USB_HID_PATH_COMPARE_BEGIN,
USB_HID_PATH_COMPARE_BEGIN   86 uspace/drv/hid/usbhid/subdrivers.c 		USB_HID_PATH_COMPARE_BEGIN,
USB_HID_PATH_COMPARE_BEGIN   99 uspace/drv/hid/usbhid/subdrivers.c 		USB_HID_PATH_COMPARE_BEGIN,
USB_HID_PATH_COMPARE_BEGIN  112 uspace/drv/hid/usbhid/subdrivers.c 		USB_HID_PATH_COMPARE_BEGIN,
USB_HID_PATH_COMPARE_BEGIN  248 uspace/lib/usbhid/src/hidpath.c 	case USB_HID_PATH_COMPARE_BEGIN:
USB_HID_PATH_COMPARE_BEGIN  275 uspace/lib/usbhid/src/hidpath.c 		if ((((flags & USB_HID_PATH_COMPARE_BEGIN) != 0) &&
HelenOS homepage, sources at GitHub