EM-IMP.
EM-FUN.
EM-IMP.
EM-FUN.
EM-IMP,
    using R4RS/R5RS hygienic macros to ensure that the most commonly
    called primitives are inlined.
EM-FUN,
    using R4RS/R5RS hygienic macros to ensure that the most commonly
    called primitives are inlined.
Last updated 23 April 1998.