pipe_open: checking `/dev/pipe'
alloc_fd OK
pipe_open: it's me, at fd 5
_open: extended
fopen: fd=5
begin write test
begin read test
pipe_write: writing 30 bytes from 5:  74 68 69 73 20 69 73 20 61 20 74 65 73 74 0d 0a 61 6e 6f 74 68 65 72 20 6c 69 6e 65 0d 0a returning 30
pipe_read: reading 16384 bytes from 5:  74 68 69 73 20 69 73 20 61 20 74 65 73 74 0d 0a 61 6e 6f 74 68 65 72 20 6c 69 6e 65 0d 0a returning 30
 [74] [68] [69] [73] [20] [69] [73] [20] [61] [20] [74] [65] [73] [74] [0a] [61] [6e] [6f] [74] [68] [65] [72] [20] [6c] [69] [6e] [65] [0a]pipe_read: reading 16384 bytes from 5:  returning 0

begin close
