[dovecot/pigeonhole] a0a8f3: m4: Update dovecot.m4 from upstream

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/dovecot/pigeonhole
  Commit: a0a8f36ad2d9eb3745b4503727f9731334c05ab9
      https://github.com/dovecot/pigeonhole/commit/a0a8f36ad2d9eb3745b4503727f9731334c05ab9
  Author: Aki Tuomi <aki.tuomi at dovecot.fi>
  Date:   2018-11-29 (Thu, 29 Nov 2018)

  Changed paths:
    M m4/dovecot.m4

  Log Message:
  -----------
  m4: Update dovecot.m4 from upstream


  Commit: 8f7d3958cb05141665415802fb8c34ec679a5994
      https://github.com/dovecot/pigeonhole/commit/8f7d3958cb05141665415802fb8c34ec679a5994
  Author: Aki Tuomi <aki.tuomi at dovecot.fi>
  Date:   2018-11-29 (Thu, 29 Nov 2018)

  Changed paths:
    M configure.ac

  Log Message:
  -----------
  configure: Stop using DOVECOT_CFLAGS and LDFLAGS

Instead use the detected ones.


Compare: https://github.com/dovecot/pigeonhole/compare/65909cfafe81...8f7d3958cb05
      **NOTE:** This service has been marked for deprecation: https://developer.github.com/changes/2018-04-25-github-services-deprecation/

      Functionality will be removed from GitHub.com on January 31st, 2019.