[gobject-introspection] scanner: Correctly pass linker option --export-all-symbols

[Colin Walters <walters src gnome org>]

commit 56318cb19d1cd9214e7fbe764c6c47ae15b5fd46
Author: Руслан Ижбулатов <lrn1986 gmail com>
Date:   Fri Feb 21 11:18:26 2014 +0000

    scanner: Correctly pass linker option --export-all-symbols
    
    https://bugzilla.gnome.org/show_bug.cgi?id=724883

 giscanner/dumper.py |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/giscanner/dumper.py b/giscanner/dumper.py
index a63440e..1baec5c 100644
--- a/giscanner/dumper.py
+++ b/giscanner/dumper.py
@@ -262,7 +262,7 @@ class DumpCompiler(object):
             args.extend(['-o', output])
         if libtool:
             if os.name == 'nt':
-                args.append('-export-all-symbols')
+                args.append('-Wl,--export-all-symbols')
             else:
                 args.append('-export-dynamic')