diff options
Diffstat (limited to 'posix')
-rw-r--r-- | posix/unistd.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/posix/unistd.h b/posix/unistd.h index 80a5b86998..1b52930225 100644 --- a/posix/unistd.h +++ b/posix/unistd.h @@ -66,6 +66,9 @@ __BEGIN_DECLS /* The utilities on GNU systems also correspond to this version. */ #define _POSIX2_VERSION __POSIX2_THIS_VERSION +/* This symbol was required until the 2001 edition of POSIX. */ +#define _POSIX2_C_VERSION __POSIX2_THIS_VERSION + /* If defined, the implementation supports the C Language Bindings Option. */ #define _POSIX2_C_BIND __POSIX2_THIS_VERSION |