Recommended size to use when specifying a scratch buffer for PR_GetHostByName, PR_GetHostByAddr, PR_GetProtoByName, or PR_GetProtoByNumber.

Syntax

#include <prnetdb.h>

#if defined(AIX) || defined(OSF1)
  #define PR_NETDB_BUF_SIZE sizeof(struct protoent_data)
#else
  #define PR_NETDB_BUF_SIZE 1024
#endif