meson: Pass LIBXML_STATIC in dependency

Author: talisein

meson.build

@@ -39,11 +39,13 @@ sys_windows = windows.contains(host_os)
 
 libxml2_cflags = []
 xml_cflags = ''
+dep_args = []
 
 if sys_cygwin or sys_windows
     if get_option('default_library') == 'static'
         xml_cflags = '-DLIBXML_STATIC'
         libxml2_cflags += '-DLIBXML_STATIC'
+        dep_args += '-DLIBXML_STATIC'
     endif
 endif
 
@@ -706,7 +708,7 @@ xml_lib = library(
 )
 
 dep_inc = include_directories('include')
-xml_dep = declare_dependency(include_directories: dep_inc, link_with: xml_lib)
+xml_dep = declare_dependency(include_directories: dep_inc, link_with: xml_lib, compile_args: dep_args)
 
 meson.override_dependency('libxml-2.0', xml_dep)