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poll.2: Remove <signal.h> 

It is only used for providing 'sigset_t'.  We're only documenting
(with some exceptions) the includes needed for constants and the
prototype itself.  And 'sigset_t' is better documented in
system_data_types(7).  Remove that include.

Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Alejandro Colomar 2021-05-10 19:55:43 +02:00 committed by Michael Kerrisk
parent 3e67d1a76b
commit e393b243c0
1 changed files with 1 additions and 2 deletions
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man2/poll.2
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@ -37,11 +37,10 @@ poll, ppoll \- wait for some event on a file descriptor
.BI "int poll(struct pollfd *" fds ", nfds_t " nfds ", int " timeout );
.PP
.BR "#define _GNU_SOURCE" " /* See feature_test_macros(7) */"
.B #include <signal.h>
.B #include <poll.h>
.PP
.BI "int ppoll(struct pollfd *" fds ", nfds_t " nfds ,
.BI " const struct timespec *" tmo_p ", const sigset_t *" sigmask );
.BI " const struct timespec *" tmo_p ", const sigset_t *" sigmask );
.fi
.SH DESCRIPTION
.BR poll ()