select.h(3HEAD) 						      Headers							   select.h(3HEAD)

NAME

       select.h, select - select types

SYNOPSIS

       #include <sys/select.h>

DESCRIPTION

       The <sys/select.h> header defines the timeval structure, which includes the following members:

	 time_t      tv_sec	 /* seconds */
	 suseconds_t tv_usec	 /* microseconds */

       The time_t and suseconds_t types are defined as described in <sys/types.h>. See types.h(3HEAD).

       The sigset_t type is defined as described in signal.h(3HEAD).

       The timespec structure is defined as described in <time.h>. See time.h(3HEAD).

       The <sys/select.h> header defines the fd_set type as a structure.

       The following is defined as a macro:

       FD_SETSIZE    Maximum number of file descriptors in an fd_set structure.

       Inclusion of the <sys/select.h> header can make visible all symbols from the headers <signal.h>, <sys/time.h>, and <time.h>.

ATTRIBUTES

       See attributes(5) for descriptions of the following attributes:

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE	     |	    ATTRIBUTE VALUE	   |
       +-----------------------------+-----------------------------+
       |Interface Stability	     |Standard			   |
       +-----------------------------+-----------------------------+

SEE ALSO

       select(3C), signal.h(3HEAD), time.h(3HEAD), types.h(3HEAD), attributes(5), standards(5)

SunOS 5.11							    10 Sep 2004 						   select.h(3HEAD)