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-rw-r--r--libc/misc/utmp/utent.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/libc/misc/utmp/utent.c b/libc/misc/utmp/utent.c
index 2746b0b35..8d816c548 100644
--- a/libc/misc/utmp/utent.c
+++ b/libc/misc/utmp/utent.c
@@ -134,3 +134,15 @@ int utmpname (const char *new_ut_name)
close(ut_fd);
return 0;
}
+
+extern void updwtmp(const char *wtmp_file, const struct utmp *ut)
+{
+ int fd;
+
+ fd = open(wtmp_file, O_APPEND | O_WRONLY, 0);
+ if (fd >= 0) {
+ write(fd, (const char *) ut, sizeof(*ut));
+ close(fd);
+ }
+}
+