HelenOS sources

SYS_PHYSMEM_UNMAP  115 kernel/generic/src/syscall/syscall.c 	[SYS_PHYSMEM_UNMAP] = (syshandler_t) sys_physmem_unmap,
SYS_PHYSMEM_UNMAP   96 uspace/app/trace/syscalls.c 	[SYS_PHYSMEM_UNMAP] = { "physmem_unmap", 1, V_ERRNO },
SYS_PHYSMEM_UNMAP   87 uspace/lib/c/generic/ddi.c 	return (errno_t) __SYSCALL1(SYS_PHYSMEM_UNMAP, (sysarg_t) virt);