Typo: '#ifdef defined(...)'

diff --git a/include/ac/signal.h b/include/ac/signal.h
index e5776f387c3d49b1785f5a9693f25af051f00e53..a18c147a1c556739d5ed68cfd589ec90edbb17e8 100644 (file)
--- a/include/ac/signal.h
+++ b/include/ac/signal.h
@@ -33,7 +33,7 @@
 #                      define LDAP_SIGUSR1     SIGSYS
 #              endif
 
-#              ifdef defined( SIGUNUSED )
+#              if defined( SIGUNUSED )
 #                      define LDAP_SIGUSR2     SIGUNUSED
 #              elif defined ( SIGINFO )
 #                      define LDAP_SIGUSR1     SIGINFO