LFS64 alias for prlimit

issue reported/requested by Justin Cormack

include/sys/resource.h

@@ -57,6 +57,7 @@ int setpriority (int, id_t, int);
 
 #ifdef _GNU_SOURCE
 int prlimit(pid_t, int, const struct rlimit *, struct rlimit *);
+#define prlimit64 prlimit
 #endif
 
 #define PRIO_PROCESS 0

src/linux/prlimit.c

 #include <unistd.h>
 #include <sys/resource.h>
 #include "syscall.h"
+#include "libc.h"
 
 int prlimit(pid_t pid, int resource, const struct rlimit *new_limit, struct rlimit *old_limit)
 {
 	return syscall(SYS_prlimit64, pid, resource, new_limit, old_limit);
 }
+
+LFS64(prlimit);