refname_is_safe  1255 refs.c         				if (!refname_is_safe(refname))
refname_is_safe  1425 refs.c         				if (!refname_is_safe(refname.buf))
refname_is_safe  1602 refs.c         		    !refname_is_safe(refname)) {
refname_is_safe  1747 refs.c         			    !refname_is_safe(buf)) {