.TH putubd() "" "" "Internal Kernel Routine"
.PC "Store a byte into user data space"
\fBputubd(\fIu\^\fB, \fIb\^\fB)\fR
\fBchar *\fIu\^\fB, \fIb\^\fB;\fR
.PP
.B putubd()
stores byte \fIb\fR at address \fIu\fR in the user's data segment.
If an address fault occurs, it calls
.B set_user_error()
with value
.BR EFAULT .
.SH "See Also"
.B
internal kernel routines
.R
