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+function res = SCI2Cstrncmp(s1,s2,n)
+// function res = SCI2Cstrncmp(s1,s2,n)
+// -----------------------------------------------------------------
+// This function compares first n characters of strings s1 and s2.
+// SCI2Cstrncmp(s1,s2,n) returns 1logical T (true) if the first n characters of
+// the strings s1 and s2 are the same and logical 0 (false) otherwise.
+//
+// Input data:
+// //NUT: add description here
+//
+// Output data:
+// //NUT: add description here
+//
+// Status:
+// 16-Apr-2007 -- Nutricato Raffaele: Author.
+//
+// Copyright 2007 Raffaele Nutricato.
+// Contact: raffaele.nutricato@tiscali.it
+// -----------------------------------------------------------------
+
+// ------------------------------
+// --- Check input arguments. ---
+// ------------------------------
+SCI2CNInArgCheck(argn(2),3,3);
+
+res = (part(s1,1:n) == part(s2,1:n));
+endfunction