Add patch to add missing includes

gdl-includes.patch

@@ -0,0 +1,10 @@
+--- gdl-0.9.1/src/gdlgstream.cpp.includes	2010-11-17 00:24:55.000000000 -0700
++++ gdl-0.9.1/src/gdlgstream.cpp	2011-08-18 11:15:37.685113160 -0600
+@@ -21,6 +21,7 @@
+ #include "includefirst.hpp"
+ 
+ #include <iostream>
++#include <string>
+ 
+ #include "graphics.hpp"
+ #include "gdlgstream.hpp"

gdl.spec

@@ -18,6 +18,8 @@ Patch0:         gdl-0.9rc3-antlr.patch
 Patch1:         gdl-0.9rc4-antlr-auto.patch
 # Upstream patch to fix strsplit
 Patch2:         gdl-strsplit.patch
+# Add missing includes
+Patch3:         gdl-includes.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
 #RHEL doesn't have the needed antlr version/headers, has old plplot
@@ -85,6 +87,7 @@ Provides:       %{name}-runtime = %{version}-%{release}
 %patch1 -p1 -b .antlr-auto
 %endif
 %patch2 -p1 -b .strsplit
+%patch3 -p1 -b .includes
 %if !0%{?rhel}
 rm -rf src/antlr
 %endif
@@ -172,6 +175,7 @@ rm -rf $RPM_BUILD_ROOT
 * Thu Aug 18 2011 Orion Poplawski <orion@cora.nwra.com> - 0.9.1-4
 - Rebuild for plplot 5.9.8
 - Add upstream patch to fix strsplit and str_sep
+- Add patch to add missing includes
 
 * Tue May 17 2011 Orion Poplawski <orion@cora.nwra.com> - 0.9.1-3
 - Rebuild for hdf5 1.8.7