diff --git a/ipc/chromium/src/third_party/libevent/linux/event2/event-config.h b/ipc/chromium/src/third_party/libevent/linux/event2/event-config.h
--- a/ipc/chromium/src/third_party/libevent/linux/event2/event-config.h
+++ b/ipc/chromium/src/third_party/libevent/linux/event2/event-config.h
@@ -290,17 +290,17 @@
 
 /* Define to 1 if `__ss_family' is a member of `struct sockaddr_storage'. */
 /* #undef EVENT__HAVE_STRUCT_SOCKADDR_STORAGE___SS_FAMILY */
 
 /* Define to 1 if the system has the type `struct so_linger'. */
 #define EVENT__HAVE_STRUCT_SO_LINGER 1
 
 /* Define to 1 if you have the `sysctl' function. */
-#define EVENT__HAVE_SYSCTL 1
+/* #undef EVENT__HAVE_SYSCTL */
 
 /* Define to 1 if you have the <sys/devpoll.h> header file. */
 /* #undef EVENT__HAVE_SYS_DEVPOLL_H */
 
 /* Define to 1 if you have the <sys/epoll.h> header file. */
 #define EVENT__HAVE_SYS_EPOLL_H 1
 
 /* Define to 1 if you have the <sys/eventfd.h> header file. */
@@ -332,17 +332,17 @@
 
 /* Define to 1 if you have the <sys/socket.h> header file. */
 #define EVENT__HAVE_SYS_SOCKET_H 1
 
 /* Define to 1 if you have the <sys/stat.h> header file. */
 #define EVENT__HAVE_SYS_STAT_H 1
 
 /* Define to 1 if you have the <sys/sysctl.h> header file. */
-#define EVENT__HAVE_SYS_SYSCTL_H 1
+/* #undef EVENT__HAVE_SYS_SYSCTL_H */
 
 /* Define to 1 if you have the <sys/timerfd.h> header file. */
 #define EVENT__HAVE_SYS_TIMERFD_H 1
 
 /* Define to 1 if you have the <sys/time.h> header file. */
 #define EVENT__HAVE_SYS_TIME_H 1
 
 /* Define to 1 if you have the <sys/types.h> header file. */