187   int nbusy;           /* The number of line segments in buffer[] that are */  member
279   glh->nbusy = 0;  in _new_GlHistory()
1660       glh->nbusy = 0;  in _glh_resize_history()
1681       glh->nbusy = 0;  in _glh_resize_history()
1688       int nbusy;      /* The number of used line segments in the new buffer */  in _glh_resize_history()  local
1693       while(glh->list.head && glh->nbusy > nbuff)  in _glh_resize_history()
1706       nbusy = 0;  in _glh_resize_history()
1712 	  hnode->head = buffer + nbusy;  in _glh_resize_history()
1714 	    buffer[nbusy] = *seg;  in _glh_resize_history()
1715 	    buffer[nbusy].next = seg->next ? &buffer[nbusy+1] : NULL;  in _glh_resize_history()
1716 	    nbusy++;  in _glh_resize_history()
1723       for(i=nbusy; i<nbuff-1; i++)  in _glh_resize_history()
1736       glh->nbusy = nbusy;  in _glh_resize_history()
1737       glh->nfree = nbuff - nbusy;  in _glh_resize_history()
1738       glh->unused = glh->nfree > 0 ? (buffer + nbusy) : NULL;  in _glh_resize_history()
1841       glh->nbusy = 0;  in _glh_clear_history()
1844       glh->nbusy = glh->nfree = 0;  in _glh_clear_history()
2129       *buff_size = (glh->nbusy + glh->nfree) * GLH_SEG_SIZE;  in _glh_size_of_history()
2134       *buff_used = glh->nbusy * GLH_SEG_SIZE;  in _glh_size_of_history()
2197     while(glh->nfree < nseg && glh->nbusy > 0)  in _glh_acquire_copy()
2226     glh->nbusy += nseg;  in _glh_acquire_copy()
2302       glh->nbusy -= nseg;  in _glh_discard_copy()