#include <stdio.h>#include <term.h>#include <ncurses.h>int main(){    int nrows, ncolumns;    setupterm(NULL, fileno(stdout), (int *)0);    nrows = tigetnum("lines");    ncolumns = tigetnum("cols");    printf("This terminal has %d columns and %d rows\n", ncolumns, nrows);    exit(0);}