Merge r1099348 from trunk:

* Update the correct structure element in the case that
  HAVE_STRUCT_STAT_ST_MTIME_N / HAVE_STRUCT_STAT_ST_ATIME_N is defined.

PR: 51146


git-svn-id: https://svn.apache.org/repos/asf/apr/apr/branches/1.5.x@1531085 13f79535-47bb-0310-9956-ffa450edef68