rework langinfo code for ABI compat and for use by time code

[musl] / src / process / execve.c

#include <unistd.h>
#include "syscall.h"

int execve(const char *path, char *const argv[], char *const envp[])
{
        /* do we need to use environ if envp is null? */
        return syscall(SYS_execve, path, argv, envp);
}