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diff -pruN paps-0.6.8.orig/acinclude.m4 paps-0.6.8/acinclude.m4
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--- paps-0.6.8.orig/acinclude.m4	2006-11-29 05:11:50.000000000 +0900
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+++ paps-0.6.8/acinclude.m4	2008-05-16 20:36:03.000000000 +0900
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@@ -76,9 +76,9 @@ AC_DEFUN([DX_IF_FEATURE], [ifelse(DX_FEA
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 # Require the specified program to be found for the DX_CURRENT_FEATURE to work.
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 AC_DEFUN([DX_REQUIRE_PROG], [
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 AC_PATH_TOOL([$1], [$2])
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-if test "$DX_FLAG_[]DX_CURRENT_FEATURE$$1" = 1; then
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+if test "$DX_FLAG_DX_CURRENT_FEATURE$$1" = 1; then
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     AC_MSG_WARN([$2 not found - will not DX_CURRENT_DESCRIPTION])
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-    AC_SUBST([DX_FLAG_[]DX_CURRENT_FEATURE], 0)
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+    AC_SUBST([DX_FLAG_DX_CURRENT_FEATURE], 0)
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 fi
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 ])
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@@ -101,7 +101,7 @@ test "$DX_FLAG_$1" = "$2" \
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 # ----------------------------------------------------------
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 # Turn off the DX_CURRENT_FEATURE if the required feature is off.
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 AC_DEFUN([DX_CLEAR_DEPEND], [
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-test "$DX_FLAG_$1" = "$2" || AC_SUBST([DX_FLAG_[]DX_CURRENT_FEATURE], 0)
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+test "$DX_FLAG_$1" = "$2" || AC_SUBST([DX_FLAG_DX_CURRENT_FEATURE], 0)
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 ])
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 # DX_FEATURE_ARG(FEATURE, DESCRIPTION,