[tables] Remove some unused table macros.

Fixes #620.

Author: tkoeppe

source/tables.tex

@@ -155,145 +155,6 @@
  \end{floattable}
 }
 
-% usage: \begin{LibSynTab}{TITLE}{XREF}{COUNT}{LAYOUT}
-% produces table with COUNT columns. Used as base for description tables
-% for C library
-\newenvironment{LibSynTab}[4]
-{
- \begin{LibSynTabBase}{Header}{#1}{#2}{#3}{#4}
-}
-{
- \end{LibSynTabBase}
-}
-
-% usage: \begin{LibSynTabAdd}{TITLE}{XREF}{COUNT}{LAYOUT}
-% produces table with COUNT columns. Used as base for description tables
-% for additions to C library
-\newenvironment{LibSynTabAdd}[4]
-{
- \begin{LibSynTabBase}{Additions to header}{#1}{#2}{#3}{#4}
-}
-{
- \end{LibSynTabBase}
-}
-
-% usage: \begin{libsyntabN}{TITLE}{XREF}
-%        \begin{libsyntabaddN}{TITLE}{XREF}
-% produces a table with N columns for C library description tables
-\newenvironment{libsyntab2}[2]
-{
- \begin{LibSynTab}{#1}{#2}{2}{ll}
-}
-{
- \end{LibSynTab}
-}
-
-\newenvironment{libsyntab3}[2]
-{
- \begin{LibSynTab}{#1}{#2}{3}{lll}
-}
-{
- \end{LibSynTab}
-}
-
-\newenvironment{libsyntab4}[2]
-{
- \begin{LibSynTab}{#1}{#2}{4}{llll}
-}
-{
- \end{LibSynTab}
-}
-
-\newenvironment{libsyntab5}[2]
-{
- \begin{LibSynTab}{#1}{#2}{5}{lllll}
-}
-{
- \end{LibSynTab}
-}
-
-\newenvironment{libsyntab6}[2]
-{
- \begin{LibSynTab}{#1}{#2}{6}{llllll}
-}
-{
- \end{LibSynTab}
-}
-
-\newenvironment{libsyntabadd2}[2]
-{
- \begin{LibSynTabAdd}{#1}{#2}{2}{ll}
-}
-{
- \end{LibSynTabAdd}
-}
-
-\newenvironment{libsyntabadd3}[2]
-{
- \begin{LibSynTabAdd}{#1}{#2}{3}{lll}
-}
-{
- \end{LibSynTabAdd}
-}
-
-\newenvironment{libsyntabadd4}[2]
-{
- \begin{LibSynTabAdd}{#1}{#2}{4}{llll}
-}
-{
- \end{LibSynTabAdd}
-}
-
-\newenvironment{libsyntabadd5}[2]
-{
- \begin{LibSynTabAdd}{#1}{#2}{5}{lllll}
-}
-{
- \end{LibSynTabAdd}
-}
-
-\newenvironment{libsyntabadd6}[2]
-{
- \begin{LibSynTabAdd}{#1}{#2}{6}{llllll}
-}
-{
- \end{LibSynTabAdd}
-}
-
-% usage: \begin{libsyntabfN}{TITLE}{XREF}
-% produces a fixed width table with N columns for C library description tables
-\newenvironment{libsyntabf2}[2]
-{
- \begin{LibSynTab}{#1}{#2}{2}{p{1in}p{4in}}
-}
-{
- \end{LibSynTab}
-}
-
-\newenvironment{libsyntabf3}[2]
-{
- \begin{LibSynTab}{#1}{#2}{3}{p{1in}p{.9in}p{2.9in}}
-}
-{
- \end{LibSynTab}
-}
-
-\newenvironment{libsyntabf5}[2]
-{
- \begin{LibSynTab}{#1}{#2}{5}{p{.9in}p{.9in}p{.9in}p{.9in}p{.9in}}
-}
-{
- \end{LibSynTab}
-}
-
-\newenvironment{libsyntabf4}[2]
-{
- \begin{LibSynTab}{#1}{#2}{4}{p{1in}p{.9in}p{.9in}p{1.8in}}
-}
-{
- \end{LibSynTab}
-}
-
 % usage: \begin{concepttable}{TITLE}{TAG}{LAYOUT}
 % produces table at current location
 \newenvironment{concepttable}[3]
@@ -463,15 +324,6 @@
  \end{LongTable}
 }
 
-\newenvironment{libreqtab4}[2]
-{
- \begin{LongTable}
- {#1}{#2}
-}
-{
- \end{LongTable}
-}
-
 \newenvironment{libreqtab4a}[2]
 {
  \begin{LongTable}