private String findSignature() {
		int nChildren = tokgroup.numChildren();
		for (int i = 0; i < nChildren; ++i) {
			ClangNode node = tokgroup.Child(i);
			if (node instanceof ClangFuncProto) {
				return node.toString() + ";";
			}
		}
		return null;
	}
Returns the text of the given line as seen in the UI.
@param line the line
@return the text
Ghidra/Features/Decompiler/src/main/java/ghidra/app/decompiler/PrettyPrinter.java