diff --git a/third-party/macosx-libevent-config.h b/third-party/macosx-libevent-config.h
index bc2aa4932..e34ec1d1d 100644
--- a/third-party/macosx-libevent-config.h
+++ b/third-party/macosx-libevent-config.h
@@ -31,6 +31,9 @@
 /* Define to 1 if you have the <fcntl.h> header file. */
 #define HAVE_FCNTL_H 1
 
+/* Define to 1 if the system has the type `fd_mask'. */
+#define HAVE_FD_MASK 1
+
 /* Define to 1 if you have the `getaddrinfo' function. */
 #define HAVE_GETADDRINFO 1
 
@@ -193,6 +196,10 @@
 /* Define if kqueue works correctly with pipes */
 #define HAVE_WORKING_KQUEUE 1
 
+/* Define to the sub-directory in which libtool stores uninstalled libraries.
+   */
+#define LT_OBJDIR ".libs/"
+
 /* Name of package */
 #define PACKAGE "libevent"
 
@@ -230,7 +237,7 @@
 #define TIME_WITH_SYS_TIME 1
 
 /* Version number of package */
-#define VERSION "1.4.8-stable"
+#define VERSION "1.4.12-stable"
 
 /* Define to appropriate substitue if compiler doesnt have __func__ */
 /* #undef __func__ */
diff --git a/third-party/macosx-libevent-event-config.h b/third-party/macosx-libevent-event-config.h
index 0a278b35b..5d2199b69 100644
--- a/third-party/macosx-libevent-event-config.h
+++ b/third-party/macosx-libevent-event-config.h
@@ -38,6 +38,9 @@
 /* Define to 1 if you have the <fcntl.h> header file. */
 #define _EVENT_HAVE_FCNTL_H 1
 
+/* Define to 1 if the system has the type `fd_mask'. */
+#define _EVENT_HAVE_FD_MASK 1
+
 /* Define to 1 if you have the `getaddrinfo' function. */
 #define _EVENT_HAVE_GETADDRINFO 1
 
@@ -200,6 +203,10 @@
 /* Define if kqueue works correctly with pipes */
 #define _EVENT_HAVE_WORKING_KQUEUE 1
 
+/* Define to the sub-directory in which libtool stores uninstalled libraries.
+   */
+#define _EVENT_LT_OBJDIR ".libs/"
+
 /* Name of package */
 #define _EVENT_PACKAGE "libevent"
 
@@ -237,7 +244,7 @@
 #define _EVENT_TIME_WITH_SYS_TIME 1
 
 /* Version number of package */
-#define _EVENT_VERSION "1.4.8-stable"
+#define _EVENT_VERSION "1.4.12-stable"
 
 /* Define to appropriate substitue if compiler doesnt have __func__ */
 /* #undef _EVENT___func__ */