--- a/src/ov.h
+++ b/src/ov.h
@@ -156,13 +156,13 @@
   octave_value (const Cell& m);
   octave_value (const Matrix& m);
   octave_value (const DiagMatrix& d);
-  octave_value (const RowVector& v, int pcv = -1);
-  octave_value (const ColumnVector& v, int pcv = -1);
+  octave_value (const RowVector& v);
+  octave_value (const ColumnVector& v);
   octave_value (const Complex& C);
   octave_value (const ComplexMatrix& m);
   octave_value (const ComplexDiagMatrix& d);
-  octave_value (const ComplexRowVector& v, int pcv = -1);
-  octave_value (const ComplexColumnVector& v, int pcv = -1);
+  octave_value (const ComplexRowVector& v);
+  octave_value (const ComplexColumnVector& v);
   octave_value (bool b);
   octave_value (const boolMatrix& bm);
   octave_value (char c);
@@ -662,14 +662,6 @@
 // means it should be considered an error.
 extern int Vok_to_lose_imaginary_part;
 
-// If TRUE, create column vectors when doing assignments like:
-//
-//   octave> A(1) = 3; A(2) = 5
-//
-// (for A undefined).  Only matters when resize_on_range_error is also
-// TRUE.
-extern bool Vprefer_column_vectors;
-
 // If TRUE, print the name along with the value.
 extern bool Vprint_answer_id_name;