bswap_16           23 lib/gnu/byteswap.in.h #define bswap_16(x) ((((x) & 0x00FF) << 8) | \
bswap_16           23 maint/gnulib/lib/byteswap.in.h #define bswap_16(x) ((((x) & 0x00FF) << 8) | \