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getservent()

Read the next line of network services database file

Synopsis:

#include <netdb.h>

struct servent * getservent( void );

Library:

libsocket

Use the -l socket option to qcc to link against this library.

Description:

The getservent() function reads the next line of network services database file, opening the file if necessary. It returns a pointer to a structure of type servent, which contains the broken-out fields of a line in the network services database, /etc/services.

Returns:

A valid pointer to a servent structure, or NULL if an error occurs.

Files:

/etc/services

Network services database file.

Classification:

POSIX 1003.1

Safety:
Cancellation point	Yes
Interrupt handler	No
Signal handler	No
Thread	No

Caveats:

This function uses static data; if you need the data for future use, copy it before any subsequent calls overwrite it.

See also:

endservent(), getservbyname(), getservbyport(), servent, setservent()

/etc/services in the Utilities Reference

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