#include <libintl.h> extern char *__dcgettext(const char *domainname, const char *msgid, int category);
Used by dcgettext in the translation to look up the MSGID in the DOMAINNAME message catalog for the current locale. CATEGORY locale.
__dcgettext() has the same specification as dcgettext().
__dcgettext is not in the source standard; it is only in the binary standard.