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diff -Naur firefox-52.9.0esr.orig/ipc/chromium/src/third_party/libevent/arc4random.c firefox-52.9.0esr/ipc/chromium/src/third_party/libevent/arc4random.c
--- firefox-52.9.0esr.orig/ipc/chromium/src/third_party/libevent/arc4random.c 2024-01-07 16:54:39.331683004 +0100
+++ firefox-52.9.0esr/ipc/chromium/src/third_party/libevent/arc4random.c 2024-01-07 19:46:19.624639689 +0100
@@ -477,20 +477,6 @@
}
#endif
-ARC4RANDOM_EXPORT void
-arc4random_buf(void *_buf, size_t n)
-{
- unsigned char *buf = _buf;
- _ARC4_LOCK();
- arc4_stir_if_needed();
- while (n--) {
- if (--arc4_count <= 0)
- arc4_stir();
- buf[n] = arc4_getbyte();
- }
- _ARC4_UNLOCK();
-}
-
#ifndef ARC4RANDOM_NOUNIFORM
/*
* Calculate a uniformly distributed random number less than upper_bound
diff -Naur firefox-52.9.0esr.orig/ipc/chromium/src/third_party/libevent/linux/event2/event-config.h firefox-52.9.0esr/ipc/chromium/src/third_party/libevent/linux/event2/event-config.h
--- firefox-52.9.0esr.orig/ipc/chromium/src/third_party/libevent/linux/event2/event-config.h 2024-01-07 16:54:39.341683019 +0100
+++ firefox-52.9.0esr/ipc/chromium/src/third_party/libevent/linux/event2/event-config.h 2024-01-07 18:37:36.641265170 +0100
@@ -23,11 +23,15 @@
/* Define if libevent should not be compiled with thread support */
/* #undef _EVENT_DISABLE_THREAD_SUPPORT */
+#ifdef HAVE_ARC4RANDOM
/* Define to 1 if you have the `arc4random' function. */
-/* #undef _EVENT_HAVE_ARC4RANDOM */
+#define EVENT__HAVE_ARC4RANDOM 1
+#endif
+#ifdef HAVE_ARC4RANDOM_BUF
/* Define to 1 if you have the `arc4random_buf' function. */
-/* #undef _EVENT_HAVE_ARC4RANDOM_BUF */
+#define EVENT__HAVE_ARC4RANDOM_BUF 1
+#endif
/* Define to 1 if you have the <arpa/inet.h> header file. */
#define _EVENT_HAVE_ARPA_INET_H 1
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