qecvt.3: Update feature test macro requirements

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2021-01-04 09:33:01 +01:00
parent 4653ec6ef2
commit b1a4a24634
1 changed files with 6 additions and 1 deletions

View File

@ -46,7 +46,12 @@ Feature Test Macro Requirements for glibc (see
.BR qecvt (),
.BR qfcvt (),
.BR qgcvt ():
_SVID_SOURCE
.nf
Since glibc 2.19:
_DEFAULT_SOURCE
In glibc up to and including 2.19:
_SVID_SOURCE
.fi
.ad b
.\" FIXME . The full FTM picture looks to have be something like the
.\" following mess: