Simplify

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 10 insertions, 12 deletions

diff --git a/man/libred_check_timetravel.3 b/libred_check_timetravel.3
index 1d34d39..cf79cd2 100644
--- a/man/libred_check_timetravel.3
+++ b/libred_check_timetravel.3
@@ -11,8 +11,9 @@ int \fBlibred_check_timetravel\fP(void);
 Link with
 .IR -lred .
 .SH DESCRIPTION
-.B libred_check_timetravel
-exits the process if
+The
+.BR libred_check_timetravel ()
+function exits the process if
 .B libred
 is not compiled to support the current time, which is the case
 if it was compiled without
@@ -20,19 +21,16 @@ if it was compiled without
 and the clock is before year 2000.5 in the Julian calendar. Before
 exiting, the function will print an informative error message to
 standard error.
-.SH "RETURN VALUE"
+.SH RETURN VALUE
 Upon successful completion, without time incompatibility, the function
-returns 0. Upon failure, that is, it is unable to read the clock, the
-function returns -1.
+.BR libred_check_timetravel ()
+returns 0. On failure, the function returns -1 and sets
+.I errno
+to indicate the error.
 .SH ERRORS
 The function may fail for any reason specified for
-.BR clock_gettime (3),
-and set the value of
-.B errno
-to the same values.
-.SH "FUTURE DIRECTIONS"
-None.
-.SH "SEE ALSO"
+.BR clock_gettime (3).
+.SH SEE ALSO
 .BR libred.h (0),
 .BR libred (7),
 .BR libred_solar_elevation (3)