some more work towards DKS/GPU support of musrfit

src/include/PMusr.h

@@ -148,6 +148,13 @@ typedef struct { char a[7]; } __float128; // needed since cint doesn't know it
 
 #define RRF_FREQ_UNDEF  1.0e10
 
+//-------------------------------------------------------------
+// DKS related tags
+#define DKS_CPU_OPENMP 0
+#define DKS_CPU_OPENCL 1
+#define DKS_GPU_OPENCL 2
+#define DKS_GPU_CUDA   3
+
 //-------------------------------------------------------------
 /**
  * <p>typedef to make to code more readable. Definition of a bool vector.