设置屏幕颜色

#include<curses.h>

#include<unistd.h>

#include<stdlib.h>

int main()

{

  initscr();

  start_color()==OK;

  init_pair(1,COLOR_BLUE,COLOR_GREEN);

  attron(COLOR_PAIR(1));

 /*draw a box*/

  box(stdscr,ACS_VLINE,ACS_HLINE);

  move(LINES/2,COLS/2);

  waddstr(stdscr,"hello world");

  attroff(COLOR_PAIR(1));

  refresh();

  getch();

  endwin();

  exit(EXIT_SUCCESS);

}