diff --git a/gdl-0.9pre3-const.patch b/gdl-0.9pre3-const.patch
new file mode 100644
index 0000000..10e2dc4
--- /dev/null
+++ b/gdl-0.9pre3-const.patch
@@ -0,0 +1,94 @@
+--- gdl-0.9pre3/src/ncdf_att_cl.cpp.const	2006-11-22 10:15:39.000000000 -0700
++++ gdl-0.9pre3/src/ncdf_att_cl.cpp	2006-11-22 10:16:59.000000000 -0700
+@@ -237,7 +237,7 @@
+ 	    ncdf_att_handle_error(e,status,"NCDF_ATTGET",ip);
+ 
+ 
+-	    dimension dim((size_t *) &length, (size_t) 1);
++	    dimension dim((const SizeT *) &length, (SizeT) 1);
+ 	    DLongGDL* temp=new DLongGDL(dim, BaseGDL::NOZERO);
+ 	    memcpy(&(*temp)[0],&(*ip),length*sizeof(int));	      
+ 	    delete ip;
+@@ -255,7 +255,7 @@
+ 	  ncdf_att_handle_error(e,status,"NCDF_ATTGET",sp);
+ 	  
+ 	  
+-	  dimension dim((size_t *) &length, (size_t) 1);
++	  dimension dim((const SizeT *) &length, (SizeT) 1);
+ 	  DIntGDL* temp=new DIntGDL(dim, BaseGDL::NOZERO);
+ 	  
+ 	  memcpy(&(*temp)[0],&(*sp),length*sizeof(short));	      
+@@ -277,7 +277,7 @@
+ 	    ncdf_att_handle_error(e,status,"NCDF_ATTGET",fp);
+ 
+ 
+-	    dimension dim((size_t *) &length, (size_t) 1);
++	    dimension dim((const SizeT *) &length, (SizeT) 1);
+ 	    DFloatGDL* temp=new DFloatGDL(dim, BaseGDL::NOZERO);
+ 
+ 	    memcpy(&(*temp)[0],&(*fp),length*sizeof(float));	      
+@@ -299,7 +299,7 @@
+ 	  
+ 	  ncdf_att_handle_error(e,status,"NCDF_ATTGET",dp);
+ 	  
+-	  dimension dim((size_t *) &length, (size_t) 1);
++	  dimension dim((const SizeT *) &length, (SizeT) 1);
+ 	  DDoubleGDL* temp=new DDoubleGDL(dim, BaseGDL::NOZERO);
+ 	  
+ 	  memcpy(&(*temp)[0],&(*dp),length*sizeof(double));	      	 
+@@ -339,7 +339,7 @@
+ 	  
+ 	  ncdf_att_handle_error(e,status,"NCDF_ATTGET",bp);
+ 	  
+-	  dimension dim((size_t *) &length, (size_t) 1);
++	  dimension dim((const SizeT *) &length, (SizeT) 1);
+ 	  DByteGDL* temp=new DByteGDL(dim, BaseGDL::NOZERO);
+ 	  
+ 	  memcpy(&(*temp)[0],&(*bp),length*sizeof(unsigned char));	      	 
+--- gdl-0.9pre3/src/ncdf_var_cl.cpp.const	2006-11-22 07:34:57.000000000 -0700
++++ gdl-0.9pre3/src/ncdf_var_cl.cpp	2006-11-22 10:46:03.000000000 -0700
+@@ -161,7 +161,7 @@
+     DStructGDL* inq=new DStructGDL(ncdf_varinq);
+     inq->InitTag("NAME",DStringGDL(var_name));
+ 
+-    dimension dim((size_t *) &var_ndims, (size_t) 1);
++    dimension dim((const SizeT *) &var_ndims, (SizeT) 1);
+     DULongGDL* dims_res = new DULongGDL(dim, BaseGDL::NOZERO);
+     for( size_t i=0; i<var_ndims; ++i) {
+       (*dims_res)[ i] = var_dims[i];
+@@ -271,7 +271,7 @@
+ 
+ 
+     size_t one=1;
+-    dimension dim((size_t *) &one, (size_t) 1);
++    dimension dim((const SizeT *) &one, (SizeT) 1);
+     if(var_type == NC_DOUBLE){
+ 
+       double dvar;
+@@ -436,7 +436,7 @@
+ 
+ 
+ 
+-	dimension dim(transposed_dim_length, var_ndims);
++	dimension dim((const SizeT *) transposed_dim_length, (SizeT) var_ndims);
+ 	if(var_type == NC_DOUBLE){
+ 	  double* dvar=new double[array_size];
+ 	  
+@@ -631,7 +631,7 @@
+ 	      transposed_dim_length[trans[i]]=cou[i];
+ 	      array_size=array_size*cou[i];
+ 	    }
+-	    dimension dim(transposed_dim_length, var_ndims);
++	    dimension dim((const SizeT *) transposed_dim_length, (SizeT) var_ndims);
+ 	    if(var_type == NC_DOUBLE)
+ 	      {
+ 		double* dvar=new double[array_size];
+@@ -818,7 +818,7 @@
+ 	      transposed_dim_length[trans[i]]=cou[i];
+ 	      array_size=array_size*cou[i];
+ 	    }
+-	    dimension dim(transposed_dim_length, var_ndims);
++	    dimension dim((const SizeT *) transposed_dim_length, (SizeT) var_ndims);
+ 	    	  
+ 	    if(var_type == NC_DOUBLE)
+ 	      {
diff --git a/gdl.spec b/gdl.spec
index a190e8a..7f33fd9 100644
--- a/gdl.spec
+++ b/gdl.spec
@@ -7,6 +7,7 @@ Group:          Applications/Engineering
 License:        GPL
 URL:            http://gnudatalanguage.sourceforge.net/
 Source0:        http://dl.sf.net/gnudata/%{name}-%{version}pre3.tar.gz
+Patch0:         gdl-0.9pre3-const.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
 BuildRequires:  readline-devel, ncurses-devel
@@ -24,6 +25,7 @@ Systems Inc.
 
 %prep
 %setup -q -n %{name}-%{version}pre3
+%patch -p1 -b .const
 
 
 %build