retrieve symbol table name list from an
char *filename, struct
function retrieves name list entries from the symbol table of an executable
file. (See elf(5).) The argument nl is set to reference
the beginning of the list. The list is preened of binary and invalid data;
if an entry in the name list is valid, the n_type and
n_value for the entry are copied into the list
referenced by nl. No other data is copied. The last
entry in the list always has its n_name field set to
The number of invalid entries is returned if successful; otherwise, if the file filename does not exist or is not an executable, the returned value is -1.
nlist() function first appeared in
Version 2 AT&T UNIX.