No need to export anything

src/make.skel

 #
 # This MKit version
 #
-export MKIT_VERSION=__MKIT_PROJ_VERSION__
+MKIT_VERSION=__MKIT_PROJ_VERSION__
 
 #
 # Path to MKit dir (where 'include' is)
 #
-export MKIT_DIR=${MKIT_DIR:-$(dirname "$0")}
+MKIT_DIR=${MKIT_DIR:-$(dirname "$0")}
 
 #
 # Path to MKit local config and temp
 # Typically hidden in project root, here MKit can
 # save its temporary lists.
 #
-export MKIT_LOCAL=${MKIT_LOCAL:-.mkit}
+MKIT_LOCAL=${MKIT_LOCAL:-.mkit}
 
 #
 # Dry mode (true|false)
 #
 # Set to true to not install anything. Implies MKIT_DEBUG.
 #
-export MKIT_DRY=${MKIT_DRY:-false}
+MKIT_DRY=${MKIT_DRY:-false}
 
 #
 # Debug mode (true|false)
 #
-export MKIT_DEBUG=${MKIT_DEBUG:-false}
+MKIT_DEBUG=${MKIT_DEBUG:-false}
 
 
 . "$MKIT_DIR/include/mkit.sh" || die "failed to init; check if MKIT_DIR is set properly: $MKIT_DIR"