Searches the protocols table until a matching protocol name is found or until the end of the table is encountered. Format #include <netdb.h> struct protoent *getprotobyname ( char *name );
1 – Argument
name A pointer to a string containing the desired protocol name.
2 – Description
This function returns a pointer to a protoent structure containing data from the protocols table. For information about the protoent structure, refer to protoent Structure. All information is contained in a static area, so it must be copied to be saved. Related Functions See also getprotoent() and getprotobynumber().
3 – Return Values
NULL Indicates the end of the table or an error. x A pointer to a protoent structure.