Add a file descriptor to the set of interesting input file descriptors.
mp
notice-fd fd
| fd⇩ | 
A POSIX file descriptor. | 
The function notice-fd adds the given fd to the set of fds that cause LispWorks to wake up when they contain input.
This function is not implemented on Microsoft Windows.
LispWorks® User Guide and Reference Manual - 01 Dec 2021 19:30:51