ahmadsamir added a comment.

  In D27518#643466 <https://phabricator.kde.org/D27518#643466>, @sitter wrote:
  
  > FYI linking a library without actually using any symbols is not going to do 
anything in practice because many distros link with --as-needed which undoes 
unnecessary linking. also see https://markmail.org/message/m3mdrsfgxoyfjtte
  
  
  Yes, some distros do that indeed (the ones I am sure of are Mandriva, Mageia, 
OpenSuse); IINM, a, hacky, way to find out when compiling is to omit the entry 
from target_link_libraries(), if the compilation succeeds, then it's not 
NEEDED, and we needn't add it.

REPOSITORY
  R124 System Settings

REVISION DETAIL
  https://phabricator.kde.org/D27518

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