Functions and Macros: "N, O"

Function/Macro #include file ANSI/ISO ANSI/ISO 93 POSIX XPG4 Extension Subsystem
nl_langinfo
types for nl_langinfo
<langinfo.h>
      X    
_onexit <stdlib.h>         X  
open
constants for open
<io.h>
<fcntl.h>
      X X X
_outp <conio.h>
<builtin.h>
        X
X
 
_outpd <conio.h>
<builtin.h>
        X
X
 
_outpw <conio.h>
<builtin.h>
        X
X
 


IBM C and C++ Compilers Functions and Macros