diff options
Diffstat (limited to 'ext/socket/addrinfo.h')
-rw-r--r-- | ext/socket/addrinfo.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/ext/socket/addrinfo.h b/ext/socket/addrinfo.h index d4e2091d69..6ea4a823f6 100644 --- a/ext/socket/addrinfo.h +++ b/ext/socket/addrinfo.h @@ -154,4 +154,11 @@ extern void freehostent __P((struct hostent *)); extern void freeaddrent __P((struct addrinfo *)); extern char *gai_strerror __P((int)); +/* In case there is no definition of offsetof() provided - though any proper +Standard C system should have one. */ + +#ifndef offsetof +#define offsetof(p_type,field) ((size_t)&(((p_type *)0)->field)) +#endif + #endif |