sys/linux/test/fd_assignment

# Tests that fd's are always allocated starting from 3.

close(0x3)	# EBADF
close(0x4)	# EBADF
close(0x5)	# EBADF
pipe2(&(0x7f0000000000)={<r0=>0x0, <r1=>0x0}, 0x0)
close(0x3)
close(0x4)
close(0x5)	# EBADF