CORD_cat_char     412 gc/cord/de.c           locate_string = CORD_cat_char(locate_string, (char)c);
CORD_cat_char     518 gc/cord/de.c        	        add_hist(CORD_cat(CORD_cat_char(left_part, (char)c),
CORD_cat_char     206 gc/include/cord.h CORD CORD_cat_char(CORD x, char c);