line_fold        1090 ext/nkf/nkf1.7/nkf.c         switch(line_fold(c2,c1)) {
line_fold        1142 ext/nkf/nkf1.7/nkf.c         switch(line_fold(c2,c1)) {
line_fold        1192 ext/nkf/nkf1.7/nkf.c         switch(line_fold(c2,c1)) {