[0-9a-f]+ +DF \*UND\* [0-9a-f]+ +\(VERS\.0\) +(0x[0-9a-f]+ )?_?bar [0-9a-f]+ +DF \*UND\* [0-9a-f]+ +\(VERS\.0\) +(0x[0-9a-f]+ )?_?foo
