ISATTY Section: Linux Programmer's Manual (3) Updated: April 20, 2025 Index   NAME isatty - does this descriptor refer to a terminal   SYNOPSIS #include <unistd.h> int isatty ( int desc );   DESCRIPTION returns 1 if desc is an open descriptor connected to a terminal and 0 else.   CONFORMING TO SVID, AT&T, X/OPEN, BSD 4.3   SEE ALSO   Index NAME SYNOPSIS DESCRIPTION CONFORMING TO SEE ALSO This document was created by using the manual pages. Time: 11:58:04 GMT, March 24, 2025