updates so dyninstAPI and the dyninstAPI tests can be built with the

updates so dyninstAPI and the dyninstAPI tests can be built with the
Solaris native compiler  - - - - - - - - - - - - - - - - - - - - - - - -
fixed warnings when compiling with Solaris native compiler;
since file uses tabs for indenting, added comment which switches
  users into tab style indenting under emacs;