Replaced local FindZLIB.cmake usage with CMake's own FindZLIB.cmake, and ZLIB_LIBRARY to ZLIB_LIBRARIES

CMakeModules/FindZLIB.cmake

@@ -1,58 +0,0 @@
-# Locate zlib
-# This module defines
-# ZLIB_LIBRARY
-# ZLIB_FOUND, if false, do not try to link to zlib 
-# ZLIB_INCLUDE_DIR, where to find the headers
-#
-# $ZLIB_DIR is an environment variable that would
-# correspond to the ./configure --prefix=$ZLIB_DIR
-# used in building zlib.
-#
-# Created by Ulrich Hertlein. 
-
-# prefer FindZLIB from cmake distribution
-if(EXISTS ${CMAKE_ROOT}/Modules/FindZLIB.cmake)
-  include(${CMAKE_ROOT}/Modules/FindZLIB.cmake)
-
-  if(ZLIB_FOUND)
-    return()
-  endif()
-endif()
-
-
-FIND_PATH(ZLIB_INCLUDE_DIR zlib.h
-    $ENV{ZLIB_DIR}/include
-    $ENV{ZLIB_DIR}
-    ~/Library/Frameworks
-    /Library/Frameworks
-    /usr/local/include
-    /usr/include
-    /sw/include # Fink
-    /opt/local/include # DarwinPorts
-    /opt/csw/include # Blastwave
-    /opt/include
-    /usr/freeware/include
-)
-
-FIND_LIBRARY(ZLIB_LIBRARY 
-    NAMES z libz zlib
-    PATHS
-    $ENV{ZLIB_DIR}/lib
-    $ENV{ZLIB_DIR}
-    ~/Library/Frameworks
-    /Library/Frameworks
-    /usr/local/lib
-    /usr/lib
-    /sw/lib
-    /opt/local/lib
-    /opt/csw/lib
-    /opt/lib
-    /usr/freeware/lib64
-)
-
-SET(ZLIB_FOUND "NO")
-IF(ZLIB_LIBRARY AND ZLIB_INCLUDE_DIR)
-    SET(ZLIB_FOUND "YES")
-ENDIF(ZLIB_LIBRARY AND ZLIB_INCLUDE_DIR)
-
-