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| -rw-r--r-- | man7/system_data_types.7 | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/man7/system_data_types.7 b/man7/system_data_types.7 index b0e0d2b487..a4a2e0ab87 100644 --- a/man7/system_data_types.7 +++ b/man7/system_data_types.7 @@ -151,6 +151,28 @@ See also the .I float_t type in this page. .RE +.\"------------------------------------- fd_set -----------------------/ +.TP +.I fd_set +.RS +Include: +.IR <sys/select.h> . +Alternatively, +.IR <sys/time.h> . +.PP +A structure type that can represent a set of file descriptors. +According to POSIX, +the maximum number of file descriptors in an +.I fd_set +structure is the value of the macro +.BR FD_SETSIZE . +.PP +Conforming to: +POSIX.1-2001 and later. +.PP +See also: +.BR select (2) +.RE .\"------------------------------------- fenv_t -----------------------/ .TP .I fenv_t |