Mark a local function as "static" and remove unused variables. Found by GCC.
Mark a local function as "static" and remove unused variables. Found by GCC.

* subversion/libsvn_wc/adm_files.c
  (make_adm_subdir): Mark as "static". Add an empty doc-string as a
    reminder that it needs one.
  (init_adm_tmp_area, init_adm): Remove unused variables.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion