diff --git a/SConstruct b/SConstruct
index d0a143db5..2b3e2cfd0 100644
--- a/SConstruct
+++ b/SConstruct
@@ -173,24 +173,21 @@ def configurePlatform(env):
     # run all configuration checks in the given env
     
     # Perform checks for prerequisites --------------------------------------------
+    problems = []
     if not conf.TryAction('pkg-config --version > $TARGET')[0]:
-        print 'We need pkg-config for including library configurations, exiting.'
-        Exit(1)
+        problems.append('We need pkg-config for including library configurations, exiting.')
     
     if not conf.CheckLibWithHeader('m', 'math.h','C'):
-        print 'Did not find math.h / libm, exiting.'
-        Exit(1)
+        problems.append('Did not find math.h / libm.')
     
     if not conf.CheckLibWithHeader('dl', 'dlfcn.h', 'C'):
-        print 'Functions for runtime dynamic loading not available, exiting.'
-        Exit(1)
+        problems.append('Functions for runtime dynamic loading not available.')
     
     if not conf.CheckLibWithHeader('nobugmt', 'nobug.h', 'C'):
-        print 'Did not find NoBug [http://www.pipapo.org/pipawiki/NoBug], exiting.'
-        Exit(1)
+        problems.append('Did not find NoBug [http://www.pipapo.org/pipawiki/NoBug].')
     
     if not conf.CheckLibWithHeader('pthread', 'pthread.h', 'C'):
-        print 'Did not find the pthread lib or pthread.h, exiting.'
+        problems.append('Did not find the pthread lib or pthread.h.')
     else:
        conf.env.Append(CPPFLAGS = ' -DHAVE_PTHREAD')
        conf.env.Append(CCFLAGS = ' -pthread')
@@ -202,57 +199,56 @@ def configurePlatform(env):
         conf.env.Append(CPPFLAGS = ' -DHAS_VALGRIND_VALGIND_H')
     
     if not conf.CheckCXXHeader('tr1/memory'):
-        print 'We rely on the std::tr1 proposed standard extension for shared_ptr.'
-        Exit(1) 
+        problems.append('We rely on the std::tr1 proposed standard extension for shared_ptr.')
     
     if not conf.CheckCXXHeader('boost/config.hpp'):
-        print 'We need the C++ boost-lib.'
-        Exit(1)
+        problems.append('We need the C++ boost-lib.')
     else:
         if not conf.CheckCXXHeader('boost/shared_ptr.hpp'):
-            print 'We need boost::shared_ptr (shared_ptr.hpp).'
-            Exit(1)
+            problems.append('We need boost::shared_ptr (shared_ptr.hpp).')
         if not conf.CheckLibWithHeader('boost_program_options-mt','boost/program_options.hpp','C++'):
-            print 'We need boost::program_options (including binary lib for linking).'
-            Exit(1)
+            problems.append('We need boost::program_options (including binary lib for linking).')
         if not conf.CheckLibWithHeader('boost_regex-mt','boost/regex.hpp','C++'):
-            print 'We need the boost regular expression lib (incl. binary lib for linking).'
-            Exit(1)
+            problems.append('We need the boost regular expression lib (incl. binary lib for linking).')
     
 #    if not conf.CheckLibWithHeader('gavl', ['gavlconfig.h', 'gavl/gavl.h'], 'C'):
     
     if not conf.CheckPkgConfig('gavl', 1.0):
-        print 'Did not find Gmerlin Audio Video Lib [http://gmerlin.sourceforge.net/gavl.html], exiting.'
-        Exit(1)
+        problems.append('Did not find Gmerlin Audio Video Lib [http://gmerlin.sourceforge.net/gavl.html].')
     else:
         conf.env.mergeConf('gavl')
     
     if not conf.CheckPkgConfig('gtkmm-2.4', 2.8):
-        print 'Unable to configure GTK--, exiting.'
-        Exit(1)
+        problems.append('Unable to configure GTK--, exiting.')
         
     if not conf.CheckPkgConfig('glibmm-2.4', '2.16'):
-        print 'Unable to configure Lib glib--, exiting.'
-        Exit(1)
+        problems.append('Unable to configure Lib glib--, exiting.')
     
     if not conf.CheckPkgConfig('cairomm-1.0', 0.6):
-        print 'Unable to configure Cairo--, exiting.'
-        Exit(1)
+        problems.append('Unable to configure Cairo--, exiting.')
     
     if not conf.CheckPkgConfig('gdl-1.0', '0.6.1'):
-        print 'Unable to configure the GNOME DevTool Library, exiting.'
-        Exit(1)
+        problems.append('Unable to configure the GNOME DevTool Library, exiting.')
     
     if not conf.CheckPkgConfig('librsvg-2.0', '2.18.1'):
-        print 'Need rsvg Library for rendering icons.'
-        Exit(1)
+        problems.append('Need rsvg Library for rendering icons.')
         
-    if not conf.CheckPkgConfig('xv'): Exit(1)
+    if not conf.CheckPkgConfig('xv'): problems.append('Need lib xv')
 #   if not conf.CheckPkgConfig('xext'): Exit(1)
 #   if not conf.CheckPkgConfig('sm'): Exit(1)
 #    
 # obviously not needed?
     
+    
+    # report missing dependencies
+    if problems:
+        print "*** unable to build due to the following problems:"
+        for isue in problems:
+            print " *  %s" % isue
+        print
+        print "build aborted."
+        Exit(1)
+    
     print "** Gathered Library Info: %s" % conf.env.libInfo.keys()