Index: build/generator/gen_win_dependencies.py
===================================================================
--- build/generator/gen_win_dependencies.py	(revision 1508832)
+++ build/generator/gen_win_dependencies.py	(working copy)
@@ -1181,19 +1181,21 @@
 
     match = re.search(r'^\s*#define\s+LIBINTL_VERSION\s+((0x)?[0-9A-Fa-f]+)',
                       txt, re.M)
+    if match != None:
+      ver = int(match.group(1), 0)
+      version = (ver >> 16, (ver >> 8) & 0xFF, ver & 0xFF)
 
-    ver = int(match.group(1), 0)
-    version = (ver >> 16, (ver >> 8) & 0xFF, ver & 0xFF)
+      libintl_version = '.'.join(str(v) for v in version)
 
-    libintl_version = '.'.join(str(v) for v in version)
+      if version < minimal_libintl_version:
+        if show_warning:
+          print('Found libintl %s, but >= %s is required.\n' % \
+                (libintl_version,
+                 '.'.join(str(v) for v in minimal_libintl_version)))
+        return
+    else:
+      libintl_version = "unknown version"
 
-    if version < minimal_libintl_version:
-      if show_warning:
-        print('Found libintl %s, but >= %s is required.\n' % \
-              (libintl_version,
-               '.'.join(str(v) for v in minimal_libintl_version)))
-      return
-
     self._libraries['intl'] = SVNCommonLibrary('libintl', inc_dir, lib_dir,
                                                lib_name, libintl_version,
                                                dll_dir=dll_dir,