const regexp/syntax.OneLine

5 uses

	regexp/syntax (current package)
		parse.go#L62: 	OneLine                         // treat ^ and $ as only matching at beginning and end of text
		parse.go#L71: 	Perl        = ClassNL | OneLine | PerlX | UnicodeGroups // as close to Perl as possible
		parse.go#L958: 			if p.flags&OneLine != 0 {
		parse.go#L965: 			if p.flags&OneLine != 0 {
		parse.go#L1211: 			flags &^= OneLine

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