Both POSIX and glibc use 'restrict' in mbrlen(). Let's use it here too. .../glibc$ grep_glibc_prototype mbrlen wcsmbs/wchar.h:307: extern size_t mbrlen (const char *__restrict __s, size_t __n, mbstate_t *__restrict __ps) __THROW; .../glibc$ Signed-off-by: Alejandro Colomar <alx.manpages@xxxxxxxxx> --- man3/mbrlen.3 | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/man3/mbrlen.3 b/man3/mbrlen.3 index 8ef088724..9167eeae5 100644 --- a/man3/mbrlen.3 +++ b/man3/mbrlen.3 @@ -20,7 +20,8 @@ mbrlen \- determine number of bytes in next multibyte character .nf .B #include <wchar.h> .PP -.BI "size_t mbrlen(const char *" s ", size_t " n ", mbstate_t *" ps ); +.BI "size_t mbrlen(const char *restrict " s ", size_t " n , +.BI " mbstate_t *restrict " ps ); .fi .SH DESCRIPTION The -- 2.30.1.721.g45526154a5