--- mysql-3.23.47/include/my_sys.h.org	Fri Mar 14 17:59:29 2003
+++ mysql-3.23.47/include/my_sys.h	Fri Mar 14 18:00:04 2003
@@ -138,6 +138,9 @@
 #define my_free(PTR,FG) my_no_flags_free(PTR)
 #endif
 #ifdef HAVE_ALLOCA
+#ifdef USE_ALLOCA_PRAGMA
+#pragma alloca
+#endif
 #define my_alloca(SZ) alloca((size_t) (SZ))
 #define my_afree(PTR) {}
 #else