[Swan-commit] Changes to ref refs/heads/main

[Andrew Cagney]

New commits:
commit e43bc147e1342df55f51df06ef886749111d2cff
Author: Andrew Cagney <cagney at gnu.org>
Date:   Fri May 21 16:54:39 2021 -0400

    building: use #elif around SADB_X_EALG_AES{,CBC}
    
    FreeBSD, being unsure, defines:
      #define SADB_X_EALG_RIJNDAELCBC	12
      #define SADB_X_EALG_AES		12
      #define	SADB_X_EALG_AESCBC	12
    when only one is needed.  Should fix #448.