Extract a value from argument list

Synopsis

#include <varargs.h>
type va_arg(va_list ap, type);
```### Description

va_arg returns the next unprocessed value from a variable argument list ap (which you must previously create with va_start). Specify the type for the value as the second parameter to the macro, type.### Returns

va_arg returns the next argument, an object of type type.

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**Authoritative source**: BUSMASTER DITA help source `va_arg.dita`, compiled into `BUSMASTER.CHM` with the application.