message: added osx 10.9 to isysroot param
diff: @@ -84,7 +84,7 @@ pococonfigure = --cflags=-fPIC --sqlite-thread-safe=1
  endif
  ifeq ($(osname), mac)
  -pococonfigure = --cflags=-fPIC --sqlite-thread-safe=1 --mmacosx-version-min=10.9
  +pococonfigure = --cflags=-fPIC --sqlite-thread-safe=1 -isysroot ~/SDKs/MacOSX10.9.sdk -mmacosx-version-min=10.9
  endif
  pocolibs += \
  