DOKK / manpages / debian 12 / libowfat-dev / uint32_pack.3.en
uint32_pack(3) Library Functions Manual uint32_pack(3)

uint32_pack - write an unsigned little-endian 32-bit integer

#include <libowfat/uint32.h>

uint32 u;

void uint32_pack(char s[4],uint32 u);

uint32 is a 32-bit unsigned integer type, normally either unsigned int or unsigned long.

uint32_pack portably writes a uint32 u to s in little-endian byte order.

uint32_unpack(3), uint32_pack_big(3)