The variable is called 'have_afalg' and not 'hava_afalg'.

Fixes: f0d92b56d88 ('introduce some common functions for af_alg backend')
Message-Id: <20200203160046.23194-1-thuth@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Longpeng(Mike) <longpeng2@huawei.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
---
 configure | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/configure b/configure
index 5095f01728..115dc38085 100755
--- a/configure
+++ b/configure
@@ -5843,7 +5843,7 @@ fi
 
 ##########################################
 # check for usable AF_ALG environment
-hava_afalg=no
+have_afalg=no
 cat > $TMPC << EOF
 #include <errno.h>
 #include <sys/types.h>
-- 
2.18.1