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+function opout = FA_TP_REAL(in1)
+// function opout = FA_TP_REAL(in1)
+// -----------------------------------------------------------------
+// Type-Real function for Function Annotations.
+// Returns the real precision corresponding to the precision of
+// the input operand.
+//
+// Input data:
+// in1: string specifying the data type number 1.
+//
+// Output data:
+// opout: string containing the computed result.
+//
+// Status:
+// 26-Mar-2008 -- Raffaele Nutricato: Author.
+// 26-Mar-2008 -- Alberto Morea: Test Ok.
+//
+// Copyright 2008 Raffaele Nutricato & Alberto Morea.
+// Contact: raffaele.nutricato@tiscali.it
+// -----------------------------------------------------------------
+
+// ------------------------------
+// --- Check input arguments. ---
+// ------------------------------
+SCI2CNInArgCheck(argn(2),1,1);
+
+// ------------------------
+// --- Generate Output. ---
+// ------------------------
+opout = in1;
+
+if (in1 == 'c')
+ opout = 's';
+elseif (in1 == 'z')
+ opout = 'd';
+end
+
+endfunction