diff --git a/digikam/imageplugins/coreplugin/sharpnesseditor/matrix.cpp b/digikam/imageplugins/coreplugin/sharpnesseditor/matrix.cpp
index 88ef607..10a12b7 100644
--- a/digikam/imageplugins/coreplugin/sharpnesseditor/matrix.cpp
+++ b/digikam/imageplugins/coreplugin/sharpnesseditor/matrix.cpp
@@ -30,16 +30,16 @@
 // Square 
 #define SQR(x) ((x) * (x))
 
+// C++ includes.
+
+#include <cmath>
+
 extern "C"
 {
 #include "f2c.h"
 #include "clapack.h"
 }
 
-// C++ includes.
-
-#include <cmath>
-
 // TQt includes.
 
 #include <tqglobal.h>
diff --git a/digikam/libs/lprof/cmsreg.cpp b/digikam/libs/lprof/cmsreg.cpp
index 00c6c06..4e66a9e 100644
--- a/digikam/libs/lprof/cmsreg.cpp
+++ b/digikam/libs/lprof/cmsreg.cpp
@@ -147,7 +147,7 @@ BOOL MultipleLinearRegression(const LPMATN xi,                /* Dependent varia
 
     /* |bt| = |b| T */
     bt = MATNtranspose (b);
-    if (bt == false) return false;
+    if (bt == NULL) return false;
 
     /*  |yt| = |bt| * |xt| */
     yt = MATNmult (bt, xt);