Feature #13981 ยป ruby-mandoc.diff
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[AC_MSG_ERROR(invalid man type: $withval)])
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])
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AS_IF([test -z "$MANTYPE"], [
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AC_PATH_PROGS(NROFF, nroff awf, /bin/false, "/usr/bin:/usr/ucb")
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AS_IF([${NROFF} -mdoc ${srcdir}/man/ruby.1 >/dev/null 2>&1], [
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dnl Looks for nroff with -mdoc support.
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AC_CACHE_VAL([ac_cv_path_NROFF], [
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AC_PATH_PROGS_FEATURE_CHECK([NROFF],
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[nroff awf mandoc],
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[$ac_path_NROFF -mdoc ${srcdir}/man/ruby.1 \
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>/dev/null 2>&1 &&
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ac_cv_path_NROFF=$ac_path_NROFF \
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ac_path_NROFF_found=:],
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[], ["/usr/bin:/usr/ucb"]
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)
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])
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AS_IF([test -n "$ac_cv_path_NROFF"], [
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MANTYPE=doc
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], [
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MANTYPE=man
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