fix up a couple non-prototypes of the form foo() to be foo(void) -- found using -Wstrict-prototypes

Greg Stark <stark@mit.edu>

Commit: 7b66e2c086b1a24d8adad52842725db8c0499e02
Author: Greg Stark <stark@mit.edu>
Date: 2011-03-27T20:31:41Z
Releases: 9.1.0
fix up a couple non-prototypes of the form foo() to be foo(void) -- found using -Wstrict-prototypes

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