Get the next entry from the password database
#include <sys/types.h> #include <pwd.h> int getpwent_r( struct passwd *pwd, char *buffer, size_t bufsize, struct passwd **result);
Use the -l c option to qcc to link against this library. This library is usually included automatically.
The getpwent_r() function returns the next entry from the password database. It's similar to getpwent(), but getpwent_r() is reentrant.
0 on success or if the entry couldn't be found, or nonzero if an error occurred (errno is set).
The getpwent_r() function uses the following functions, and as a result, errno can be set to an error for any of these calls:
POSIX 1003.1 TSF
endpwent(), errno, getgrent(), getlogin(), getpwnam(), getpwuid(), setpwent()