[balsa/wip/gtk4: 327/351] address-book: Make sure Boolean values are Boolean

[Peter Bloomfield <peterb src gnome org>]

commit d15b0b6d36233d7a37cb2daef4623ff6ca5d4ad7
Author: Peter Bloomfield <PeterBloomfield bellsouth net>
Date:   Wed May 2 19:18:56 2018 -0400

    address-book: Make sure Boolean values are Boolean

 libbalsa/address-book.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/libbalsa/address-book.c b/libbalsa/address-book.c
index 2351710..b37a17f 100644
--- a/libbalsa/address-book.c
+++ b/libbalsa/address-book.c
@@ -368,7 +368,7 @@ libbalsa_address_book_set_dist_list_mode(LibBalsaAddressBook * ab,
 {
     LibBalsaAddressBookPrivate *priv = libbalsa_address_book_get_instance_private(ab);
 
-    priv->dist_list_mode = dist_list_mode;
+    priv->dist_list_mode = !!dist_list_mode;
 }
 
 void
@@ -377,7 +377,7 @@ libbalsa_address_book_set_expand_aliases(LibBalsaAddressBook * ab,
 {
     LibBalsaAddressBookPrivate *priv = libbalsa_address_book_get_instance_private(ab);
 
-    priv->expand_aliases = expand_aliases;
+    priv->expand_aliases = !!expand_aliases;
 }
 
 void
@@ -386,7 +386,7 @@ libbalsa_address_book_set_is_expensive(LibBalsaAddressBook * ab,
 {
     LibBalsaAddressBookPrivate *priv = libbalsa_address_book_get_instance_private(ab);
 
-    priv->is_expensive = is_expensive;
+    priv->is_expensive = !!is_expensive;
 }
 
 void