[gnome-sudoku/vala-port] build: silence C compiler warnings

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 269063485907f27c13f10d7d9ea1d78127fe6a3e
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Thu May 8 11:55:41 2014 -0500

    build: silence C compiler warnings
    
    We have no control over these, and they only distract from the Vala
    warnings.

 src/Makefile.am |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index ba46571..a010fdd 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -21,6 +21,7 @@ gnome_sudoku_CFLAGS = \
        -DPKGDATADIR=\"@datadir@/gnome-sudoku\" \
        -DLOCALEDIR=\"@localedir \" \
        -DGETTEXT_PACKAGE=\"$(GETTEXT_PACKAGE)\" \
+       -w \
        $(GNOME_SUDOKU_CFLAGS)
 
 gnome_sudoku_LDADD = \