TCP/IP API Support › Function Descriptions › FD_ISSET

FD_ISSET

FD_ISSET tests a socket descriptor's bit in a bit list to see if it is ON or OFF.

Assembler

label    #SOCKET FD_ISSET,
               RETCODE=return-code,
               ERRNO=errno,
               RSNCODE=reason-code,
               SOCK=socket-descriptor,
               BITLIST=bit-list,
               BITLISTL=bit-list-length,
               BITORDER=bit-order,
               RETVAL=returned-bit-status,
               PLIST=parameter-list-area