@@ -863,11 +863,17 @@
 		AC_SUBST(ENCODINGS_A, "encodings.a")
 		AC_SUBST(ENCODINGS_ENCODINGS_A, "encodings/encodings.a")
 	])
 ])
 
-AC_CHECK_FUNCS(arc4random random, break)
+AC_CHECK_FUNC(arc4random, [
+	AC_DEFINE(OF_HAVE_ARC4RANDOM, 1, [Whether we have arc4random()])
+], [
+	AC_CHECK_FUNC(random, [
+		AC_DEFINE(OF_HAVE_RANDOM, 1, [Whether we have random()])
+	])
+])
 
 AS_IF([test x"$host_os" != x"morphos"], [
 	AC_CHECK_LIB(dl, dlopen, LIBS="$LIBS -ldl")
 ])
 AC_CHECK_HEADERS_ONCE(dlfcn.h)