64 				prc_buff(*cp);  in echo()
68 				prc_buff(' ');  in echo()
72 			prc_buff('\n');  in echo()
76 			prc_buff('\n');  in echo()
85 					prc_buff(*cp);  in echo()
92 						prc_buff('\b');  in echo()
98 						prc_buff('\f');  in echo()
102 						prc_buff('\n');  in echo()
106 						prc_buff('\r');  in echo()
110 						prc_buff('\t');  in echo()
114 						prc_buff('\v');  in echo()
118 						prc_buff('\\');  in echo()
127 						prc_buff(wd);  in echo()
134 					prc_buff(*cp);  in echo()
138 						prc_buff(*cp++);  in echo()
143 			prc_buff(i == argc? '\n': ' ');  in echo()