ISUPPER           78 dir.c          #define downcase(c) (nocase && ISUPPER(c) ? tolower(c) : (c))
ISUPPER          4163 parse.y        		if (result == 0 && ISUPPER(tok()[0])) {
ISUPPER          5524 parse.y        	else if (ISUPPER(name[0])) {
ISUPPER          1656 regex.c        		  || (is_upper  && ISUPPER(ch))
ISUPPER          2003 string.c       	else if (ISUPPER(*s)) {
ISUPPER          2040 string.c       	else if (ISUPPER(*s)) {
ISUPPER          2071 string.c       	else if (ISUPPER(*s)) {