Reduce macro expansion, no functional change.

* build/ac-macros/swig.m4
  everywhere: Remove trailing whitespaces.
  (SVN_CHECK_SWIG): Gather the use of SVN_FIND_SWIG by using cache variable.
  (SVN_CHECK_SWIG, SVN_FIND_SWIG): Remove unused variable SWIG_SUITABLE.


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1883719 13f79535-47bb-0310-9956-ffa450edef68
1 file changed