HelenOS sources

PCI_DEV_IFACE      54 uspace/lib/c/include/ipc/dev_iface.h 	PCI_DEV_IFACE,
PCI_DEV_IFACE      54 uspace/lib/posix/include/libc/ipc/dev_iface.h 	PCI_DEV_IFACE,
HelenOS homepage, sources at GitHub