read the next line of network services database file
#include <netdb.h> struct servent *getservent( void );
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.
A valid pointer to a servent structure, or NULL if an error occurs.
POSIX 1003.1g (draft)
| Safety: | |
|---|---|
| Interrupt handler | No |
| Signal handler | No |
| Thread | No |
This function uses static data; if the data is needed for future use, it should be copied before any subsequent calls overwrite it.
endservent(), getservbyname(), getservbyport(), servent, setservent()
/etc/services in the TCP/IP User's Guide