strbuf_read_file enhancement, and use it.

diff --git a/var.c b/var.c
index e585e59d315061e2e82ea8a23843c128bcce2555..4127031910c83987c8ef394e3711942e2db8a8f9 100644 (file)
--- a/var.c
+++ b/var.c
@@ -67,8 +67,8 @@ int main(int argc, char **argv)
        val = read_var(argv[1]);
        if (!val)
                usage(var_usage);
-       
+
        printf("%s\n", val);
-       
+
        return 0;
 }