diff -r 39b6e65574c6 -r 0759d974de81 lemon/glpk.h
--- a/lemon/glpk.h	Thu Apr 02 22:34:03 2015 +0200
+++ b/lemon/glpk.h	Sun Jan 05 22:24:56 2014 +0100
@@ -141,10 +141,10 @@
     _solver_bits::VoidPtr lpx() const {return lp;}
 
     ///Returns the constraint identifier understood by GLPK.
-    int lpxRow(Row r) const { return rows(id(r)); }
+    int lpxRow(Row r) const { return _rows(id(r)); }
 
     ///Returns the variable identifier understood by GLPK.
-    int lpxCol(Col c) const { return cols(id(c)); }
+    int lpxCol(Col c) const { return _cols(id(c)); }
 
 #ifdef DOXYGEN
     /// Write the problem or the solution to a file in the given format