diff -ru subversion-1.14.0/subversion/bindings/swig/ruby/core.c subversion-1.14.0.patched/subversion/bindings/swig/ruby/core.c
--- subversion-1.14.0/subversion/bindings/swig/ruby/core.c	2020-12-11 12:43:34.944166580 +0000
+++ subversion-1.14.0.patched/subversion/bindings/swig/ruby/core.c	2020-12-11 12:23:10.686191643 +0000
@@ -1344,6 +1344,7 @@
 
 /* For backward compatibility only */
 #define SWIG_POINTER_EXCEPTION  0
+#define SWIG_POINTER_NO_NULL  0x4
 
 /* for raw pointers */
 #define SWIG_ConvertPtr(obj, pptr, type, flags)         SWIG_Ruby_ConvertPtrAndOwn(obj, pptr, type, flags, 0)
diff -ru subversion-1.14.0/subversion/bindings/swig/ruby/libsvn_swig_ruby/swigutil_rb.h subversion-1.14.0.patched/subversion/bindings/swig/ruby/libsvn_swig_ruby/swigutil_rb.h
--- subversion-1.14.0/subversion/bindings/swig/ruby/libsvn_swig_ruby/swigutil_rb.h	2020-12-11 12:41:32.158375688 +0000
+++ subversion-1.14.0.patched/subversion/bindings/swig/ruby/libsvn_swig_ruby/swigutil_rb.h	2020-12-11 12:18:16.003491807 +0000
@@ -22,6 +22,8 @@
 #ifndef SVN_SWIG_SWIGUTIL_RB_H
 #define SVN_SWIG_SWIGUTIL_RB_H
 
+#define SWIG_POINTER_NO_NULL 0x4
+
 /* Windows hack: Allow overriding some <ruby.h> defaults */
 #include "swigutil_rb__pre_ruby.h"
 #include <ruby.h>
diff -ru subversion-1.14.0/subversion/bindings/swig/ruby/svn_client.c subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_client.c
--- subversion-1.14.0/subversion/bindings/swig/ruby/svn_client.c	2020-12-11 12:43:41.180054387 +0000
+++ subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_client.c	2020-12-11 12:19:35.126068810 +0000
@@ -1592,6 +1592,8 @@
   return oldown;
 }
 
+#define SWIG_POINTER_NO_NULL 0x4
+
 /* Convert a pointer value */
 SWIGRUNTIME int
 SWIG_Ruby_ConvertPtrAndOwn(VALUE obj, void **ptr, swig_type_info *ty, int flags, swig_ruby_owntype *own)
diff -ru subversion-1.14.0/subversion/bindings/swig/ruby/svn_delta.c subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_delta.c
--- subversion-1.14.0/subversion/bindings/swig/ruby/svn_delta.c	2020-12-11 12:43:43.364015094 +0000
+++ subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_delta.c	2020-12-11 12:31:07.965605741 +0000
@@ -1344,6 +1344,7 @@
 
 /* For backward compatibility only */
 #define SWIG_POINTER_EXCEPTION  0
+#define SWIG_POINTER_NO_NULL 0x4
 
 /* for raw pointers */
 #define SWIG_ConvertPtr(obj, pptr, type, flags)         SWIG_Ruby_ConvertPtrAndOwn(obj, pptr, type, flags, 0)
diff -ru subversion-1.14.0/subversion/bindings/swig/ruby/svn_diff.c subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_diff.c
--- subversion-1.14.0/subversion/bindings/swig/ruby/svn_diff.c	2020-12-11 12:43:44.791989402 +0000
+++ subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_diff.c	2020-12-11 12:32:07.604532775 +0000
@@ -1344,6 +1344,7 @@
 
 /* For backward compatibility only */
 #define SWIG_POINTER_EXCEPTION  0
+#define SWIG_POINTER_NO_NULL 0x4
 
 /* for raw pointers */
 #define SWIG_ConvertPtr(obj, pptr, type, flags)         SWIG_Ruby_ConvertPtrAndOwn(obj, pptr, type, flags, 0)
diff -ru subversion-1.14.0/subversion/bindings/swig/ruby/svn_fs.c subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_fs.c
--- subversion-1.14.0/subversion/bindings/swig/ruby/svn_fs.c	2020-12-11 12:43:47.639938163 +0000
+++ subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_fs.c	2020-12-11 12:32:38.795971606 +0000
@@ -1344,6 +1344,7 @@
 
 /* For backward compatibility only */
 #define SWIG_POINTER_EXCEPTION  0
+#define SWIG_POINTER_NO_NULL 0x4
 
 /* for raw pointers */
 #define SWIG_ConvertPtr(obj, pptr, type, flags)         SWIG_Ruby_ConvertPtrAndOwn(obj, pptr, type, flags, 0)
diff -ru subversion-1.14.0/subversion/bindings/swig/ruby/svn_ra.c subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_ra.c
--- subversion-1.14.0/subversion/bindings/swig/ruby/svn_ra.c	2020-12-11 12:43:50.859880231 +0000
+++ subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_ra.c	2020-12-11 12:33:52.366647984 +0000
@@ -1344,6 +1344,7 @@
 
 /* For backward compatibility only */
 #define SWIG_POINTER_EXCEPTION  0
+#define SWIG_POINTER_NO_NULL  0x4
 
 /* for raw pointers */
 #define SWIG_ConvertPtr(obj, pptr, type, flags)         SWIG_Ruby_ConvertPtrAndOwn(obj, pptr, type, flags, 0)
diff -ru subversion-1.14.0/subversion/bindings/swig/ruby/svn_repos.c subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_repos.c
--- subversion-1.14.0/subversion/bindings/swig/ruby/svn_repos.c	2020-12-11 12:43:54.719810785 +0000
+++ subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_repos.c	2020-12-11 12:36:33.175754821 +0000
@@ -1344,6 +1344,7 @@
 
 /* For backward compatibility only */
 #define SWIG_POINTER_EXCEPTION  0
+#define SWIG_POINTER_NO_NULL 0x4
 
 /* for raw pointers */
 #define SWIG_ConvertPtr(obj, pptr, type, flags)         SWIG_Ruby_ConvertPtrAndOwn(obj, pptr, type, flags, 0)
diff -ru subversion-1.14.0/subversion/bindings/swig/ruby/svn_wc.c subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_wc.c
--- subversion-1.14.0/subversion/bindings/swig/ruby/svn_wc.c	2020-12-11 12:44:01.291692546 +0000
+++ subversion-1.14.0.patched/subversion/bindings/swig/ruby/svn_wc.c	2020-12-11 12:38:09.194027318 +0000
@@ -1344,6 +1344,7 @@
 
 /* For backward compatibility only */
 #define SWIG_POINTER_EXCEPTION  0
+#define SWIG_POINTER_NO_NULL 0x4
 
 /* for raw pointers */
 #define SWIG_ConvertPtr(obj, pptr, type, flags)         SWIG_Ruby_ConvertPtrAndOwn(obj, pptr, type, flags, 0)
--- subversion-1.14.0/subversion/bindings/swig/ruby/svn_client.c.orig	2020-12-12 11:38:18.042302678 +0100
+++ subversion-1.14.0/subversion/bindings/swig/ruby/svn_client.c	2020-12-12 11:38:50.765891669 +0100
@@ -1344,6 +1344,7 @@
 
 /* For backward compatibility only */
 #define SWIG_POINTER_EXCEPTION  0
+#define SWIG_POINTER_NO_NULL  0x4
 
 /* for raw pointers */
 #define SWIG_ConvertPtr(obj, pptr, type, flags)         SWIG_Ruby_ConvertPtrAndOwn(obj, pptr, type, flags, 0)