19 FILE *dfile;  variable
72 	dfile = fopen(filenam,"r");  in main()
73 	if(dfile==NULL) {  in main()
85 	fseek(dfile,0L,2);  in main()
86 	top = ftell(dfile);  in main()
89 		fseek(dfile,mid,0);  in main()
91 			c = getc(dfile);  in main()
112 	fseek(dfile,bot,0);  in main()
113 	while(ftell(dfile)<top) {  in main()
162 		c = getc(dfile);  in getword()
170 		c = getc(dfile);  in getword()