From 86efe2018fa06da1800bbf2e6aeb7022eb7f19dc Mon Sep 17 00:00:00 2001
From: "Dmitry V. Levin" <ldv@altlinux.org>
Date: Sun, 31 Mar 2002 11:21:47 +0000
Subject: [PATCH] added ifdef() macro

---
 macros.in | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/macros.in b/macros.in
index e4a2ecb..d8fef26 100644
--- a/macros.in
+++ b/macros.in
@@ -945,5 +945,8 @@ done \
 #
 %find_lang	@RPMCONFIGDIR@/find-lang
 
+# Useful ifdef() macro.
+%ifdef() %if %{expand:%%{?%{1}:1}%%{!?%{1}:0}}
+
 # \endverbatim
 #*/