fix some mac build problems with library name changes with new packaages.

indra/cmake/CARes.cmake

@@ -13,10 +13,7 @@ else (STANDALONE)
     if (WINDOWS)
         set(CARES_LIBRARIES areslib)
     elseif (DARWIN)
-        set(CARES_LIBRARIES
-          optimized ${ARCH_PREBUILT_DIRS_RELEASE}/libcares.a
-          debug ${ARCH_PREBUILT_DIRS_DEBUG}/libcares.a
-          )
+       set(CARES_LIBRARIES cares)
     else (WINDOWS)
         set(CARES_LIBRARIES cares)
     endif (WINDOWS)

indra/cmake/JPEG.cmake

@@ -12,10 +12,7 @@ else (STANDALONE)
   if (LINUX)
     set(JPEG_LIBRARIES jpeg)
   elseif (DARWIN)
-    set(JPEG_LIBRARIES
-      optimized ${ARCH_PREBUILT_DIRS_RELEASE}/liblljpeg.a
-      debug ${ARCH_PREBUILT_DIRS_DEBUG}/liblljpeg.a
-      )
+    set(JPEG_LIBRARIES lljpeg)
   elseif (WINDOWS)
     set(JPEG_LIBRARIES jpeglib)
   endif (LINUX)

indra/cmake/PNG.cmake

@@ -8,6 +8,11 @@ if (STANDALONE)
   include(FindPNG)
 else (STANDALONE)
   use_prebuilt_binary(libpng)
-  set(PNG_LIBRARIES libpng15)
-  set(PNG_INCLUDE_DIRS ${LIBS_PREBUILT_DIR}/include/libpng15)
+  if (WINDOWS)
+    set(PNG_LIBRARIES libpng15)
+    set(PNG_INCLUDE_DIRS ${LIBS_PREBUILT_DIR}/include/libpng15)
+  else()
+    set(PNG_LIBRARIES png12)
+    set(PNG_INCLUDE_DIRS ${LIBS_PREBUILT_DIR}/include/libpng12)
+  endif()
 endif (STANDALONE)