[gnome-chess] Consistently use make variables in Makefile.am

[Michael Catanzaro <mcatanzaro src gnome org>]

commit d2ec5772f3b6ebbaf93bb37f402ecfc214f0149d
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Tue Aug 13 20:57:59 2013 -0500

    Consistently use make variables in Makefile.am
    
    It's not correct to use Autoconf substitution variables here, since that
    prevents the user from overriding installation directories when calling
    make.

 src/Makefile.am |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index d854c09..f675ec6 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -51,9 +51,9 @@ test_chess_pgn_VALAFLAGS = \
 gnome_chess_CFLAGS = \
        -DVERSION=\"$(VERSION)\" \
        -DGETTEXT_PACKAGE=\"$(GETTEXT_PACKAGE)\" \
-       -DPKGDATADIR=\"@datadir@/gnome-chess\" \
-       -DLOCALEDIR=\"@localedir \" \
-       -DSYSCONFDIR=\"@sysconfdir \" \
+       -DPKGDATADIR=\"$(datadir)/gnome-chess\" \
+       -DLOCALEDIR=\"$(localedir)\" \
+       -DSYSCONFDIR=\"$(sysconfdir)\" \
        $(GNOME_CHESS_CFLAGS)
 
 gnome_chess_LDADD = \