third_party/ulib/musl/src/passwd/putpwent.c

#define _GNU_SOURCE
#include <pwd.h>
#include <stdio.h>

int putpwent(const struct passwd* pw, FILE* f) {
    return fprintf(f, "%s:%s:%d:%d:%s:%s:%s\n", pw->pw_name, pw->pw_passwd, pw->pw_uid, pw->pw_gid,
                   pw->pw_gecos, pw->pw_dir, pw->pw_shell) < 0
               ? -1
               : 0;
}