Add xapian patch to correctly include sys types.

kiwixbuild/dependencies/xapian.py

@@ -14,6 +14,7 @@ class Xapian(Dependency):
     class Source(ReleaseDownload):
         archive = Remotefile('xapian-core-1.4.5.tar.xz',
                              '85b5f952de9df925fd13e00f6e82484162fd506d38745613a50b0a2064c6b02b')
+        patches = ['xapian_sys_types.patch']
 
     class Builder(MakeBuilder):
         configure_option = "--disable-sse --disable-backend-inmemory --disable-documentation"

kiwixbuild/patches/xapian_sys_types.patch

@@ -0,0 +1,12 @@
+diff -ur xapian-core-1.4.5/backends/glass/glass_dbcheck.h xapian-core-1.4.5.patched/backends/glass/glass_dbcheck.h
+--- xapian-core-1.4.5/backends/glass/glass_dbcheck.h	2017-10-16 04:32:24.000000000 +0200
++++ xapian-core-1.4.5.patched/backends/glass/glass_dbcheck.h	2018-06-13 14:55:58.574898188 +0200
+@@ -24,7 +24,7 @@
+ 
+ #include "xapian/types.h"
+ 
+-#include <cstring> // For size_t.
++#include <sys/types.h> // For size_t and off_t.
+ #include <iosfwd>
+ #include <string>
+ #include <vector>

kiwixbuild/versions.py

@@ -10,7 +10,7 @@ main_project_versions = {
 
 # This is the "version" of the whole base_deps_versions dict.
 # Change this when you change base_deps_versions.
-base_deps_meta_version = '7'
+base_deps_meta_version = '8'
 
 
 base_deps_versions = {