*** ./vga_console.c.orig	Wed Jan 30 11:47:28 2002
--- ./vga_console.c	Wed Jan 30 12:17:03 2002
***************
*** 95,105 ****
--- 95,115 ----
  {
      struct stat sbuf;
      char fname[30];
+     char* sty;
  
  #ifdef ROOT_VC_SHORTCUT
      if (!getuid())
          return 1;               /* root can do it always */
  #endif
+     /* support for running svgalib from 'screen' */
+     if ((sty = getenv("STY"))) {
+ 	/* screen exports something like "STY=568.tty1.orbital"
+ 	 * so check if sty contains the ttyX string */
+ 	sprintf(fname, "tty%d", vc);
+ 	if (strstr(sty, fname)) {
+ 	    return 1;
+ 	}
+     }
      sprintf(fname, "/dev/tty%d", vc);
      if ((stat(fname, &sbuf) >= 0) && (getuid() == sbuf.st_uid)) {
          return 1;