remove PIPE_BUF constant definition
commit1b355863e42164110a074a9313966ffebf880fb7
authorEric Wong <e@80x24.org>
Wed, 4 Jan 2017 21:33:40 +0000 (4 21:33 +0000)
committerEric Wong <e@80x24.org>
Wed, 4 Jan 2017 21:33:40 +0000 (4 21:33 +0000)
treeca042cd9411d3dde35a3f1db49665b00980a6274
parenta82586e8e7bd4cbeba2ef1518ed81d506e3b575b
remove PIPE_BUF constant definition

This was never in any released version of "sleepy_penguin",
and the same information may be queried via the 'etc'
extension since Ruby 2.2:

require 'etc'
IO.pipe { |r, w| w.pathconf(Etc::PC_PIPE_BUF) }
ext/sleepy_penguin/splice.c
test/test_splice.rb