# skipping in expansions
exim -be
${if eq {0}{0}{OK}{${lookup{x}lsearch{/x/y}}}}
${if eq {0}{0}{OK}{${extract{key}{${lookup{x}lsearch{/x/y}}}}}}
${if eq {0}{0}{OK}{${tr{${extract{key}{${lookup{x}lsearch{/x/y}}}}}{x}{y}}}}
${if eq {0}{0}{OK}{${sg{${extract{key}{${lookup{x}lsearch{/x/y}}}}}{x}{y}}}}
****