Prune the list of libraries wanted to what we actually need.

Bug-Debian: http://bugs.debian.org/128355

We want to keep the dependencies on perl-base as small as possible,
and some of the original list may be present on buildds (see Bug#128355).

(Backported to metaconfig unit probes by Niko Tyni)

Gbp-Pq: Topic debian
Gbp-Pq: Name prune_libs.diff

regen-configure/U/modified/Myinit.U

@@ -32,8 +32,7 @@
 ?X: Put crypt here, even though I should really fix d_crypt.U to look
 ?X: for it correctly, including possible shared library versions.
 : If anyone needs extra -lxxx, put those in a hint file.
-libswanted="cl pthread socket bind inet nsl ndbm gdbm dbm db malloc dl ld"
-libswanted="$libswanted sun m crypt sec util c cposix posix ucb bsd BSD"
+libswanted='gdbm gdbm_compat db dl m c crypt'
 : We probably want to search /usr/shlib before most other libraries.
 : This is only used by the lib/ExtUtils/MakeMaker.pm routine extliblist.
 glibpth=`echo " $glibpth " | sed -e 's! /usr/shlib ! !'`

regen-configure/U/perl/End.U

@@ -37,7 +37,7 @@ sunos*X4*)
     ;;
 *) case "$usedl" in
     $define|true|[yY]*)
-	    set X `echo " $libs " | sed -e 's@ -lndbm @ @' -e 's@ -lgdbm @ @' -e 's@ -lgdbm_compat @ @' -e 's@ -ldbm @ @' -e 's@ -ldb @ @'`
+	    set X `echo " $libs " | sed -e 's@ -lgdbm @ @' -e 's@ -lgdbm_compat @ @' -e 's@ -ldb @ @'`
 	    shift
 	    perllibs="$*"
 	    ;;