u16_strncmp       621 maint/gnulib/lib/unistr.in.h        u16_strncmp (const uint16_t *s1, const uint16_t *s2, size_t n)
u16_strncmp        26 maint/gnulib/tests/unistr/test-u16-strncmp.c #define U_STRNCMP u16_strncmp