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PerlIO_push returns NULL, not -1, on failure.
authorCraig A. Berry <craigberry@mac.com>
Fri, 21 Jan 2011 19:08:05 +0000 (13:08 -0600)
committerCraig A. Berry <craigberry@mac.com>
Fri, 21 Jan 2011 19:08:05 +0000 (13:08 -0600)
commit6d5bdea2135ddf1eef4c99800e255f81caab4aac
treec1f89ecfeab93ae63f3b0303f42514260bb496ae
parent6e4c4703d5584b6bcbb9adfe4cdff420d0c88911
PerlIO_push returns NULL, not -1, on failure.

Follow-up to 81fe74fb3f93457df8e864c91546ac6b860657fc.
perlio.c