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41
ifelse([$1],,[gdu_cv_version_required=0.3.2],[gdu_cv_version_required=$1])
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43
PKG_CHECK_EXISTS([gnome-doc-utils >= $gdu_cv_version_required],
45
44
[gdu_cv_have_gdu=yes],[gdu_cv_have_gdu=no])
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46
if test "$gdu_cv_have_gdu" = "yes"; then
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49
ifelse([$3],,[AC_MSG_ERROR([gnome-doc-utils >= $gdu_cv_version_required not found])],[$3])