avoid "make -C <dir>", this is not supported with older BSD make,

mostly from Jean-Yves Moulin per PM

sysutils/boxbackup-client/distinfo

@@ -1,7 +1,8 @@
-$NetBSD: distinfo,v 1.4 2011/11/09 18:38:02 drochner Exp $
+$NetBSD: distinfo,v 1.5 2012/03/07 19:25:27 drochner Exp $
 
 SHA1 (boxbackup-0.11.1.tgz) = 254253dbfc8cbfc2e5272d1e3589d4d73ccf3597
 RMD160 (boxbackup-0.11.1.tgz) = 17553b3ff06d19f353dbadc0166b7dceaa11c271
 Size (boxbackup-0.11.1.tgz) = 1863270 bytes
 SHA1 (patch-aa) = d6c76bce9a706ee05a19705c80f367519316667f
 SHA1 (patch-ab) = c94b950a59f4d01b9e4dfb3b74d93b52ff264ed0
+SHA1 (patch-ac) = 7584de0bf727ad24f7d8d9c8d75ad24b29a676dc

sysutils/boxbackup-client/patches/patch-ac

@@ -0,0 +1,55 @@
+$NetBSD: patch-ac,v 1.3 2012/03/07 19:25:28 drochner Exp $
+
+avoid "make -C", not supported by older BSD make
+
+--- infrastructure/makeparcels.pl.in.orig	2011-01-08 21:35:22.000000000 +0000
++++ infrastructure/makeparcels.pl.in
+@@ -123,7 +123,7 @@ release/common/test:
+ 
+ .PHONY: docs
+ docs:
+-	\$(MAKE) -C docs
++	(cd docs && \$(MAKE))
+ 
+ __END_OF_FRAGMENT
+ 
+@@ -220,7 +220,7 @@ EOF
+ 			print MAKE <<EOF;
+ .PHONY: docs/man/${name}.gz
+ docs/man/${name}.gz:
+-	\$(MAKE) -C docs man/${name}.gz
++	(cd docs && \$(MAKE) man/${name}.gz)
+ 
+ EOF
+ 			push @parcel_deps, "$dir/${name}.gz";
+@@ -238,7 +238,7 @@ EOF
+ 			print MAKE <<EOF;
+ .PHONY: docs/htmlguide/man-html/${name}.html
+ docs/htmlguide/man-html/${name}.html:
+-	\$(MAKE) -C docs htmlguide/man-html/${name}.html
++	(cd docs && \$(MAKE) htmlguide/man-html/${name}.html)
+ 
+ EOF
+ 			push @parcel_deps, "$dir/docs/${name}.html";
+@@ -249,10 +249,10 @@ EOF
+ .PHONY: $name-build $name-clean
+ 
+ $name-build:
+-	\$(MAKE) -C $name
++	(cd $name && \$(MAKE))
+ 
+ $name-clean:
+-	\$(MAKE) -C $name clean
++	(cd $name && \$(MAKE) clean)
+ EOF
+ 			push @parcel_deps, "$name-build";
+ 			push @clean_deps,  "$name-clean";
+@@ -359,7 +359,7 @@ install:
+ 	cat local/install.msg
+ 
+ clean: @clean_deps
+-	\$(MAKE) -C docs clean
++	(cd docs && \$(MAKE) clean)
+ EOF
+ 
+ if ($build_os eq 'CYGWIN')