-void *xmalloc PARAMS ((size_t n)) __attribute__ ((malloc));
-void *xmalloc_and_zero PARAMS ((size_t n)) __attribute__ ((malloc));
+void *xmalloc PARAMS ((size_t n)) __attribute__ ((__malloc__));
+void *xmalloc_and_zero PARAMS ((size_t n)) __attribute__ ((__malloc__));