manual: add dup3
commita07e000e82cb71238259e674529c37c12dc7d423
authorDJ Delorie <dj@redhat.com>
Fri, 10 May 2024 21:34:29 +0000 (10 17:34 -0400)
committerDJ Delorie <dj@redhat.com>
Mon, 13 May 2024 21:38:47 +0000 (13 17:38 -0400)
tree80374e7c100021d4d4983aa1d66a33c10e030280
parente3c375eb4f33e265b0cb186435c0b540ed27d2da
manual: add dup3

Reviewed-by: Florian Weimer <fweimer@redhat.com>
manual/llio.texi