The following patch fixes a problem with XV-2.21.  Compressed PostScript was
not being correctly generated.

--jhb, 1/25/93


*** xvps.c.old	Mon Jan 25 15:55:27 1993
--- xvps.c	Fri Nov  6 19:01:43 1992
***************
*** 1180,1195 ****
      }
    }
  
!   /* flush last block */
!   if (isrun) {
!     rleline[rlen++] = blocklen-1;
!     rleline[rlen++] = block[0];
!   }
  
!   else {
!     rleline[rlen++] = (blocklen-1) | 0x80;
!     for (j=0; j<blocklen; j++) 
!       rleline[rlen++] = block[j];
    }
  
    return rlen;
--- 1180,1196 ----
      }
    }
  
!   if (blocklen) {   /* flush last block */
!     if (isrun) {
!       rleline[rlen++] = blocklen-1;
!       rleline[rlen++] = block[0];
!     }
  
!     else {
!       rleline[rlen++] = (blocklen-1) | 0x80;
!       for (j=0; j<blocklen; j++) 
! 	rleline[rlen++] = block[j];
!     }
    }
  
    return rlen;