Windows, meson build : use posix *printf family function

Summary: the Windows libc has different format flags for the *printf functions, fix this by using the posix version provided with mingw

Test Plan: compilation

Reviewers: zmike, raster, q66

Reviewed By: q66

Subscribers: cedric, #reviewers, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D8432

meson.build

@@ -120,6 +120,7 @@ foreach lang : ['c', 'objc', 'cpp']
     else
       error('Version of targetted Windows incorrect')
     endif
+    add_global_arguments('-D__USE_MINGW_ANSI_STDIO', language: lang)
   endif
 endforeach