EXEC (man3)
execl, execlp, execle, execv, execvp, execvpe − execute a file
execl, execlp, execle, execv, execvp, execvpe − execute a file
exec − Invoke subprocesses
exec — execute commands and open, close, or copy file descriptors
environ, execl, execle, execlp, execv, execve, execvp, fexecve — execute a file