pr_set_endian(2const)

set endianness of the calling process

distropkg manpages-dev@6.9.1-1dataset 2026-04-01T06:19:02Z+debian+ec4110e+mandoc:1.14.6-4

Synopsis

#include <linux/prctl.h>
  /* Definition of 
PR_*
 constants */
#include <sys/prctl.h>
int prctl(PR_SET_ENDIAN, long 
endianness
);

—

Options · 1

EINVAL

endianness is not a valid value.

NAME

PR_SET_ENDIAN - set endianness of the calling process

SYNOPSIS

bash

#include <linux/prctl.h>\n  /* Definition of \nPR_*\n constants */
\n#include <sys/prctl.h>

bash

int prctl(PR_SET_ENDIAN, long \nendianness\n);

Set the endian-ness of the calling process to the value given in endianness, which should be one of the following: PR_ENDIAN_BIG, PR_ENDIAN_LITTLE, or PR_ENDIAN_PPC_LITTLE (PowerPC pseudo little endian).

RETURN VALUE

On success, 0 is returned. On error, -1 is returned, and errno is set to indicate the error.

ERRORS

EINVAL: endianness is not a valid value.

STANDARDS

Linux. PowerPC only.

HISTORY

Linux 2.6.18 (PowerPC).