shared library: Link against zlib

Library is using crc32(), therefore needs to link against zlib.

Signed-off-by: Reto Schneider <reto.schneider@husqvarnagroup.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>

src/CMakeLists.txt

@@ -19,8 +19,9 @@ ADD_LIBRARY(ubootenv_static STATIC ${libubootenv_SOURCES} ${include_HEADERS})
 SET_TARGET_PROPERTIES(ubootenv_static PROPERTIES OUTPUT_NAME ubootenv)
 add_executable(fw_printenv fw_printenv.c)
 add_executable(fw_setenv fw_setenv.c)
-target_link_libraries(fw_printenv ubootenv z)
-target_link_libraries(fw_setenv ubootenv z)
+target_link_libraries(ubootenv z)
+target_link_libraries(fw_printenv ubootenv)
+target_link_libraries(fw_setenv ubootenv)
 
 install (TARGETS ubootenv ubootenv_static DESTINATION ${CMAKE_INSTALL_LIBDIR})
 install (FILES libuboot.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})