Fixed the dependencies for all existing overlay bundles.

src/minimal_overlay/bundles/dropbear/bundle_deps

@@ -1,4 +1,4 @@
 glibc_libnsl
-glibc_libnss_compat
+#glibc_libnss_compat
 glibc_libutil
 glibc_libcrypt

src/minimal_overlay/bundles/fio/bundle_deps

@@ -0,0 +1,3 @@
+glibc_libdl
+glibc_libpthread
+glibc_librt

src/minimal_overlay/bundles/ncurses/bundle_deps

@@ -0,0 +1,7 @@
+# TODO - Many other bundles depend on 'curses header-files'
+# and their build will fail if these headers are missing.
+# However, these headers are not provided by the overlay
+# bundle 'ncurses'. On Ubuntu you can add the headers with
+# the following command:
+#
+# sudo apt install libncurses5-dev

src/minimal_overlay/bundles/util_linux/bundle_deps

@@ -0,0 +1,5 @@
+# Some of the functionality depends on third party
+# libraries, e.g. 'ncurses' and 'termcap'.
+
+ncurses
+#termcap

src/minimal_overlay/bundles/vim/bundle_deps

@@ -1 +1,2 @@
+glibc_libdl
 ncurses