Bug 1352236 - Work around missing GETRANDOM_NR when building against older versions of glibc. r=luke

--HG--
extra : rebase_source : 20b50d03507e76b6e884889298466b587081bec3

js/src/jsmath.cpp

@@ -68,6 +68,19 @@
 #  define GETRANDOM_NR 355
 # elif defined(__arm__)
 #  define GETRANDOM_NR 384
+// Added other architectures:
+# elif defined(__ppc64le__)
+#  define GETRANDOM_NR 359
+# elif defined(__PPC64LE__)
+#  define GETRANDOM_NR 359
+# elif defined(__ppc64__)
+#  define GETRANDOM_NR 359
+# elif defined(__PPC64__)
+#  define GETRANDOM_NR 359
+# elif defined(__s390x__)
+#  define GETRANDOM_NR 349
+# elif defined(__s390__)
+#  define GETRANDOM_NR 349
 # endif
 
 # if defined(SYS_getrandom)