Full support for ie/el. This completes the initial roff support.

Added test files for ie/el.
Using `if 0' as a baseline for "false" roff instructions instead of `if t'.

1 files changed, 5 insertions, 0 deletions

diff --git a/roff.7 b/roff.7
index 2d3ae9cb..aa816e6b 100644
--- a/roff.7
+++ b/roff.7
@@ -228,6 +228,11 @@ Historic groff did not accept white-space buffering the custom END tag
 for the
 .Sx \&ig
 macro.
+.It
+The
+.Sx \&if
+and family would print funny white-spaces with historic groff when
+depending on next-line syntax.
 .El
 .Sh AUTHORS
 The