+%%% etoolbox is loaded by everyhook
+\ifltj@everyhook@avail
+ \patchcmd{\@tabular}{\leavevmode}{\leavevmode\null}{}{}
+ \apptocmd{\endtabular}{\null}{}{}
+ \expandafter \let \csname endtabular*\endcsname = \endtabular
+\fi
+\let\@parboxto\@empty
+\long\def\@iiiparbox#1#2[#3]#4#5{%
+ \leavevmode
+ \@pboxswfalse
+ \setlength\@tempdima{#4}%
+ \@begin@tempboxa\vbox{\hsize\@tempdima\@parboxrestore#5\@@par}%
+ \ifx\relax#2\else
+ \setlength\@tempdimb{#2}%
+ \edef\@parboxto{to\the\@tempdimb}%
+ \fi
+ \if#1b\vbox
+ \else\if #1t\vtop
+ \else\ifmmode\vcenter
+ \else\@pboxswtrue\null$\vcenter% !!!
+ \fi\fi\fi
+ \@parboxto{\let\hss\vss\let\unhbox\unvbox
+ \csname bm@#3\endcsname}%
+ \if@pboxsw \m@th$\null\fi% !!!
+ \@end@tempboxa}
+\def\underline#1{%
+ \relax
+ \ifmmode\@@underline{#1}%
+ \else \leavevmode\null$\@@underline{\hbox{#1}}\m@th$\null\relax\fi}