get a pointer to the current network prefix root
#include <sys/prfx.h> char *qnx_prefix_getroot( void );
The qnx_prefix_getroot() function returns a pointer to the current network prefix root for the calling process.
A pointer to a static buffer that contains the current network prefix root.
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Don't modify the contents of this static buffer. | 
#include <stdio.h>
#include <sys/prfx.h>
void main()
  {
    printf( "Prefix root is %s\n",
        qnx_prefix_getroot() );
  }
QNX
| Safety: | |
|---|---|
| Interrupt handler | No | 
| Signal handler | No | 
| Thread | Yes |