--- libs/fst/wscript.orig	2020-10-27 11:30:54 UTC
+++ libs/fst/wscript
@@ -80,7 +80,6 @@ def build(bld):
 
     obj.includes  = [ '../pbd/', '../ardour/', '.' ]
     obj.defines = [
-        '_POSIX_SOURCE',
         'USE_WS_PREFIX',
         'VST_SCANNER_APP',
         'PACKAGE="' + I18N_PACKAGE + str(bld.env['MAJOR']) + '"',