@@ -24,10 +24,12 @@
 
 #include <unistd.h>
 
 #include <assert.h>
 
+#include <sys/time.h>
+
 #ifdef __QNX__
 # include <sys/syspage.h>
 #endif
 
 #import "OFObject.h"
@@ -97,10 +99,11 @@
 	Class isa;
 } alloc_failed_exception;
 
 size_t of_pagesize;
 size_t of_num_cpus;
+uint32_t of_hash_seed;
 
 #if !defined(OF_APPLE_RUNTIME) || defined(__OBJC2__)
 static void
 uncaught_exception_handler(id exception)
 {
@@ -273,10 +276,24 @@
 # ifdef _SC_NPROCESSORS_CONF
 	if ((of_num_cpus = sysconf(_SC_NPROCESSORS_CONF)) < 1)
 # endif
 		of_num_cpus = 1;
 #endif
+
+#if defined(OF_HAVE_ARC4RANDOM)
+	of_hash_seed = arc4random();
+#elif defined(OF_HAVE_RANDOM)
+	struct timeval t;
+	gettimeofday(&t, NULL);
+	srandom(t.tv_usec);
+	of_hash_seed = random();
+#else
+	struct timeval t;
+	gettimeofday(&t, NULL);
+	srand(t.tv_usec);
+	of_hash_seed = rand();
+#endif
 }
 
 + (void)initialize
 {
 }