[   24s] CMakeFiles/grpc_unsecure.dir/src/core/lib/compression/message_compress.c.o: In function `zlib_compress':
[   24s] /home/abuild/rpmbuild/BUILD/grpc-1.2.3/src/core/lib/compression/message_compress.c:112: undefined reference to `deflateInit2_'

---
 CMakeLists.txt |    5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Index: grpc-1.2.3/CMakeLists.txt
===================================================================
--- grpc-1.2.3.orig/CMakeLists.txt
+++ grpc-1.2.3/CMakeLists.txt
@@ -121,7 +121,7 @@ if("${gRPC_ZLIB_PROVIDER}" STREQUAL "mod
 elseif("${gRPC_ZLIB_PROVIDER}" STREQUAL "package")
   find_package(ZLIB)
   if(TARGET ZLIB::ZLIB)
-    set(_gRPC_ZLIB_LIBRARIES ZLIB::ZLIB)
+    set(_gRPC_ZLIB_LIBRARIES ${ZLIB_LIBRARIES})
   endif()
   set(_gRPC_FIND_ZLIB "if(NOT ZLIB_FOUND)\n  find_package(ZLIB)\nendif()")
 endif()
@@ -242,7 +242,7 @@ if(NOT MSVC)
 endif()
 
 if(UNIX)
-  set(_gRPC_ALLTARGETS_LIBRARIES dl rt m pthread)
+  set(_gRPC_ALLTARGETS_LIBRARIES dl rt m pthread z)
 endif()
 
 if(WIN32 AND MSVC)
@@ -1392,6 +1392,7 @@ target_link_libraries(grpc_cronet
   ${_gRPC_BASELIB_LIBRARIES}
   ${_gRPC_SSL_LIBRARIES}
   ${_gRPC_ALLTARGETS_LIBRARIES}
+  ${ZLIB_LIBRARIES}
   gpr
 )