diff --git a/thirdparty/CMakeLists.txt b/thirdparty/CMakeLists.txt
index a3f95095..3f378bcb 100644
--- a/thirdparty/CMakeLists.txt
+++ b/thirdparty/CMakeLists.txt
@@ -1,5 +1,3 @@
-CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
-
 IF(UNIX OR CYGWIN)
   SET(CMAKE_INCLUDE_PATH /usr/include /usr/local/include /opt/include 
     /opt/local/include /usr/include/libpng /usr/include/libpng14
@@ -18,19 +16,19 @@ IF(ZLIB_FOUND)
 
   SET(Z_LIBNAME ${ZLIB_LIBRARIES} PARENT_SCOPE)
   SET(Z_INCLUDE_DIRNAME ${ZLIB_INCLUDE_DIRS} PARENT_SCOPE) 
-  message("Your system seems to have a Z lib available, we will use it to generate PNG lib")
+  message(STATUS "Your system seems to have a Z lib available, we will use it to generate PNG lib")
 
 ELSE (ZLIB_FOUND) # not found
   
   IF(BUILD_THIRDPARTY)
     # Try to build it
-    message("We will build Z lib from thirdparty")
+    message(STATUS "We will build Z lib from thirdparty")
     ADD_SUBDIRECTORY(libz)
     SET(Z_LIBNAME z PARENT_SCOPE)
     SET(Z_INCLUDE_DIRNAME ${OPENJPEG_SOURCE_DIR}/thirdparty/include PARENT_SCOPE)
     SET(ZLIB_FOUND 1)
   ELSE (BUILD_THIRDPARTY)
-    message("Z lib not found, activate BUILD_THIRDPARTY if you want build it (necessary to build libPNG)")
+    message(WARNING "Z lib not found, activate BUILD_THIRDPARTY if you want build it (necessary to build libPNG)")
   ENDIF(BUILD_THIRDPARTY) 
     
 ENDIF(ZLIB_FOUND)
@@ -42,7 +40,7 @@ IF (ZLIB_FOUND)
 
   IF(PNG_FOUND)
 
-    message("Your system seems to have a PNG lib available, we will use it")
+    message(STATUS "Your system seems to have a PNG lib available, we will use it")
     SET(HAVE_PNG_H 1 PARENT_SCOPE)
     SET(HAVE_LIBPNG 1 PARENT_SCOPE)
     SET(PNG_LIBNAME ${PNG_LIBRARIES} PARENT_SCOPE)
@@ -52,7 +50,7 @@ IF (ZLIB_FOUND)
     
     IF(BUILD_THIRDPARTY)
       # Try to build it
-      message("We will build PNG lib from thirdparty")
+      message(STATUS "We will build PNG lib from thirdparty")
       ADD_SUBDIRECTORY(libpng)
       SET(HAVE_PNG_H 1 PARENT_SCOPE)
       SET(HAVE_LIBPNG 1 PARENT_SCOPE)
@@ -61,7 +59,7 @@ IF (ZLIB_FOUND)
     ELSE (BUILD_THIRDPARTY)
       SET(HAVE_PNG_H 0 PARENT_SCOPE)
       SET(HAVE_LIBPNG 0 PARENT_SCOPE)
-      message("PNG lib not found, activate BUILD_THIRDPARTY if you want build it")
+      message(WARNING "PNG lib not found, activate BUILD_THIRDPARTY if you want build it")
     ENDIF(BUILD_THIRDPARTY) 
 
   ENDIF(PNG_FOUND)
@@ -73,7 +71,7 @@ FIND_PACKAGE(TIFF)
 
 IF(TIFF_FOUND)
 
-  message("Your system seems to have a TIFF lib available, we will use it")
+  message(STATUS "Your system seems to have a TIFF lib available, we will use it")
   SET(HAVE_TIFF_H 1 PARENT_SCOPE)
   SET(HAVE_LIBTIFF 1 PARENT_SCOPE)
   SET(TIFF_LIBNAME ${TIFF_LIBRARIES} PARENT_SCOPE)
@@ -83,7 +81,7 @@ ELSE (TIFF_FOUND) # not found
   
   IF(BUILD_THIRDPARTY)
     # Try to build it
-    message("We will build TIFF lib from thirdparty")
+    message(STATUS "We will build TIFF lib from thirdparty")
     ADD_SUBDIRECTORY(libtiff)
     SET(TIFF_LIBNAME tiff PARENT_SCOPE)
     SET(TIFF_INCLUDE_DIRNAME ${OPENJPEG_SOURCE_DIR}/thirdparty/libtiff PARENT_SCOPE)
@@ -92,7 +90,7 @@ ELSE (TIFF_FOUND) # not found
   ELSE (BUILD_THIRDPARTY)
     SET(HAVE_TIFF_H 0 PARENT_SCOPE)
     SET(HAVE_LIBTIFF 0 PARENT_SCOPE)
-    message("TIFF lib not found, activate BUILD_THIRDPARTY if you want build it")
+    message(WARNING "TIFF lib not found, activate BUILD_THIRDPARTY if you want build it")
   ENDIF(BUILD_THIRDPARTY) 
     
 ENDIF(TIFF_FOUND)
@@ -103,7 +101,7 @@ FIND_PACKAGE(LCMS2)
 
 IF(LCMS2_FOUND)
 
-  message("Your system seems to have a LCMS2 lib available, we will use it")
+  message(STATUS "Your system seems to have a LCMS2 lib available, we will use it")
   SET(HAVE_LCMS2_H 1 PARENT_SCOPE)
   SET(HAVE_LIBLCMS2 1 PARENT_SCOPE)
   SET(LCMS_LIBNAME ${LCMS2_LIBRARIES} PARENT_SCOPE)
@@ -115,7 +113,7 @@ ELSE (LCMS2_FOUND) # not found lcms2
   
   IF(LCMS_FOUND)
   
-    message("Your system seems to have a LCMS lib available, we will use it")
+    message(STATUS "Your system seems to have a LCMS lib available, we will use it")
     SET(HAVE_LCMS_H 1 PARENT_SCOPE)
     SET(HAVE_LIBLCMS 1 PARENT_SCOPE)
     SET(LCMS_LIBNAME ${LCMS_LIBRARIES} PARENT_SCOPE)
@@ -128,7 +126,7 @@ ELSE (LCMS2_FOUND) # not found lcms2
     IF( BUILD_THIRDPARTY)
 
       # Try to build lcms2
-      message("We will build LCMS2 lib from thirdparty")
+      message(STATUS "We will build LCMS2 lib from thirdparty")
       ADD_SUBDIRECTORY(liblcms2)
       SET(LCMS_LIBNAME lcms2 PARENT_SCOPE)
       SET(LCMS_INCLUDE_DIRNAME ${OPENJPEG_SOURCE_DIR}/thirdparty/liblcms2/include PARENT_SCOPE) #
@@ -137,7 +135,7 @@ ELSE (LCMS2_FOUND) # not found lcms2
     ELSE (BUILD_THIRDPARTY)
         SET(HAVE_LCMS2_H 0 PARENT_SCOPE)
         SET(HAVE_LIBLCMS2 0 PARENT_SCOPE)
-        message("LCMS2 or LCMS lib not found, activate BUILD_THIRDPARTY if you want build it")
+        message(WARNING "LCMS2 or LCMS lib not found, activate BUILD_THIRDPARTY if you want build it")
     ENDIF(BUILD_THIRDPARTY) 
     
   ENDIF (LCMS_FOUND)
@@ -151,11 +149,11 @@ IF(FCGI_FOUND)
 
   SET(FCGI_LIBNAME ${FCGI_LIBRARIES} PARENT_SCOPE)
   SET(FCGI_INCLUDE_DIRNAME ${FCGI_INCLUDE_DIRS} PARENT_SCOPE) 
-  message("Your system seems to have a FCGI lib available, we will use it to build JPIP")
+  message(STATUS "Your system seems to have a FCGI lib available, we will use it to build JPIP")
 
 ELSE (FCGI_FOUND) # not found
   
-  message("FCGI lib not found, JPIP will not be built as it requires FCGI")
+  message(WARNING "FCGI lib not found, JPIP will not be built as it requires FCGI")
     
 ENDIF(FCGI_FOUND)