#include <u.h>#include <libc.h>#include "dat.h"#include "fns.h" void*emalloc(ulong n){	void *b; 	b = mallocz(n, 1);	if(b == nil)		sysfatal("out of memory allocating %lud: %r", n);	setmalloctag(b, getcallerpc(&n));	return b;} void*erealloc(void *a, ulong n){	void *b; 	b = realloc(a, n);	if(b == nil)		sysfatal("out of memory re-allocating %lud: %r", n);	setrealloctag(b, getcallerpc(&a));	return b;}