fix build dependencies

- avoid BUILD_DEPENDS for real dependencies
- tcl does not depend on cross/zlib and brings it's own zlib
- fix autossh depends on cross/openssl
- fix he853 depends on cross/libusb

cross/autossh/Makefile

@@ -5,7 +5,7 @@ PKG_DIST_NAME = $(PKG_NAME)-$(PKG_VERS).$(PKG_EXT)
 PKG_DIST_SITE = https://www.harding.motd.ca/autossh
 PKG_DIR = $(PKG_NAME)-$(PKG_VERS)
 
-BUILD_DEPENDS = cross/openssh
+DEPENDS = cross/openssh
 
 HOMEPAGE = https://www.harding.motd.ca/autossh/
 COMMENT  = Automatically restart SSH sessions and tunnels.

cross/he853/Makefile

@@ -5,13 +5,13 @@ PKG_DIST_NAME = $(PKG_NAME)-v$(PKG_VERS).$(PKG_EXT)
 PKG_DIST_SITE = https://github.com/hphde/$(PKG_NAME)/archive
 PKG_DIR = $(PKG_NAME)-$(PKG_NAME)-v$(PKG_VERS)
 
-BUILD_DEPENDS = cross/libusb
+DEPENDS = cross/libusb
 
 HOMEPAGE = https://github.com/hphde/$(PKG_NAME)
 COMMENT  = HomeEasy HE853 USB device executable
 LICENSE  = GPLv2
 
-CONFIGURE_TARGET = none
+CONFIGURE_TARGET = nop
 
 INSTALL_TARGET = he853_install
 

cross/tcl/Makefile

@@ -7,7 +7,6 @@ PKG_DIST_SITE = https://prdownloads.sourceforge.net/tcl/
 PKG_DIR = $(PKG_NAME)$(PKG_VERS)/unix
 
 DEPENDS =
-BUILD_DEPENDS = cross/zlib
 
 HOMEPAGE = https://www.tcl.tk/
 COMMENT  = Tcl (Tool Command Language) is a very powerful but easy to learn dynamic programming language, suitable for a very wide range of uses, including web and desktop applications, networking, administration, testing and many more. Open source and business-friendly, Tcl is a mature yet evolving language that is truly cross platform, easily deployed and highly extensible.