From 0ed456ca4dd47a07b1bcf424da5849df8bb2f833 Mon Sep 17 00:00:00 2001
From: "Tobias C. Berner" <tcberner@gmail.com>
Date: Wed, 13 Sep 2017 13:07:21 +0200
Subject: [PATCH] Use CMAKE_DL_LIBS instead of dl

cmake provides a wrapper to link against 'dl' which evalutes to nothing on FreeBSD and to dl on Linux for example.
https://cmake.org/cmake/help/v3.6/variable/CMAKE_DL_LIBS.html
---
 src/CMakeLists.txt | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 6c6f32b9..d0b8a66b 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -239,9 +239,8 @@ if ( MSVC )
     ) 
 
 else()
-    # TODO: Check if this is really needed.
-    if ( UNIX AND NOT FREEBSD )
-        target_link_libraries( exiv2lib PRIVATE dl)
+    if ( UNIX )
+        target_link_libraries( exiv2lib PRIVATE ${CMAKE_DL_LIBS})
     endif()
 
     if (CYGWIN OR MINGW)