tolowerrune      2141 src/cmd/gc/subr.c 		rp = tolowerrune(rp);
tolowerrune      2142 src/cmd/gc/subr.c 		rq = tolowerrune(rq);
tolowerrune       645 src/lib9/utf/mkrunetype.c 		if(tolowerrune(i) != mytolower[i])
tolowerrune       647 src/lib9/utf/mkrunetype.c 				i, tolowerrune(i), mytolower[i]);
tolowerrune       200 src/lib9/utf/utf.h Rune tolowerrune(Rune r);