master updated (7b2448a -> 5f07892)

[Glenn Morris]

gm pushed a change to branch master.

      from  7b2448a   cperl-mode: Improve detection of index entries for imenu
       new  45e9647   Remove TIME_WITH_SYS_TIME, unused for a long time
       new  5f07892   * configure.ac: Replace obsolete AC_TRY_LINK with 
AC_LINK_IFELSE.


Summary of changes:
 admin/CPP-DEFINES | 1 -
 configure.ac      | 9 ++++-----
 2 files changed, 4 insertions(+), 6 deletions(-)