#include <errno.h>
#include "syscall.h"
-int sigaltstack(const stack_t *ss, stack_t *old)
+int sigaltstack(const stack_t *restrict ss, stack_t *restrict old)
{
if (ss) {
if (ss->ss_size < MINSIGSTKSZ) {
return -1;
}
}
- return syscall2(__NR_sigaltstack, (long)ss, (long)old);
+ return syscall(SYS_sigaltstack, ss, old);
}