diff --git a/configure.in b/configure.in
index 4e5632f..9c59261 100644
--- a/configure.in
+++ b/configure.in
@@ -48,6 +48,8 @@ dnl generate the config header
 AM_CONFIG_HEADER(config.h) dnl at the distribution this done
 
 dnl Checks for programs.
+AC_PROG_CC
+AC_PROG_CXX
 AC_CHECK_COMPILERS
 AC_ENABLE_SHARED(yes)
 AC_ENABLE_STATIC(no)
@@ -71,11 +73,11 @@ AC_C_BIGENDIAN
 
 AC_CHECK_KDEMAXPATHLEN
 # Make sure that kde includes, etc. are part of the CPPFLAGS ...
-CPPFLAGS="$CPPFLAGS $all_includes -I$kde_includes/kopete"
+CPPFLAGS="$CPPFLAGS $all_includes -I$kde_includes/kopete -I$kde_includes/tde/kopete"
 
 
 # check for libkopete headers and library
-AC_CHECK_HEADER(kopeteversion.h,,
+KDE_CHECK_HEADER(kopeteversion.h,,
                 AC_MSG_ERROR([libkopete header files missing]))
 
 #AC_CHECK_LIB([kopete], [_ZN6Kopete7AccountD0Ev],,
diff --git a/configure.in.in b/configure.in.in
index 28a5407..4978f90 100644
--- a/configure.in.in
+++ b/configure.in.in
@@ -6,7 +6,7 @@ AC_C_BIGENDIAN
 
 AC_CHECK_KDEMAXPATHLEN
 # Make sure that kde includes, etc. are part of the CPPFLAGS ...
-CPPFLAGS="$CPPFLAGS $all_includes -I$kde_includes/kopete -I$kde_includes/kde/kopete"
+CPPFLAGS="$CPPFLAGS $all_includes -I$kde_includes/kopete -I$kde_includes/tde/kopete"
 
 
 # check for libkopete headers and library