NAME select, pselect, FD_CLR, FD_ISSET, FD_SET, FD_ZERO, fd_set - synchronous ... void FD_ZERO(fd_set * set ); int pselect(int nfds , fd_set *_Nullable restrict readfdsNAME select, pselect, FD_CLR, FD_ISSET, FD_SET, FD_ZERO, fd_set - synchronous ... void FD_ZERO(fd_set * set ); int pselect(int nfds , fd_set *_Nullable restrict readfdsNAME select, pselect, FD_CLR, FD_ISSET, FD_SET, FD_ZERO, fd_set - synchronous ... void FD_ZERO(fd_set * set ); int pselect(int nfds , fd_set *_Nullable restrict readfdsNAME select, pselect - synchronous I/O multiplexing LIBRARY Standard C library ( libc , -lc ) SYNOPSIS See select ... DESCRIPTION The select () and pselect () system calls are used…relationship between select (2) and pselect (2): like pselect (2), ppoll () allows an application ... error from ppoll (). See the description of pselect (2) for an explanation of …relationship between select (2) and pselect (2): like pselect (2), ppoll () allows an application ... error from ppoll (). See the description of pselect (2) for an explanation of …relationship between select (2) and pselect (2): like pselect (2), epoll_pwait () allows an application ... This argument functions the same as in pselect (2) and ppoll (2). If tim…relationship between select (2) and pselect (2): like pselect (2), epoll_pwait () allows an application ... This argument functions the same as in pselect (2) and ppoll (2). If tim…relationship between select (2) and pselect (2): like pselect (2), epoll_pwait () allows an application ... This argument functions the same as in pselect (2) and ppoll (2). If tim…With this flag set, select (2), pselect (2), and ppoll (2) do not modifysupports the other file-descriptor multiplexing APIs: pselect (2) and ppoll (2). close (2) Whensupports the other file-descriptor multiplexing APIs: pselect (2), ppoll (2), and epoll (7). closesupports the other file-descriptor multiplexing APIs: pselect (2) and ppoll (2). close (2) Whensupports the other file-descriptor multiplexing APIs: pselect (2), ppoll (2), and epoll (7). closesupports the other file-descriptor multiplexing APIs: pselect (2), ppoll (2), and epoll (7). ioctlproblem are ppoll (2), select (2), and pselect (2). From user space, the operationsupports the other file-descriptor multiplexing APIs: pselect (2), ppoll (2), and epoll (7). ioctlsupports the other file-descriptor multiplexing APIs: pselect (2), ppoll (2), and epoll (7). ioctl