diff --git a/BLFS/xsl/scripts.xsl b/BLFS/xsl/scripts.xsl
index a3f3efa..85bfccc 100644
--- a/BLFS/xsl/scripts.xsl
+++ b/BLFS/xsl/scripts.xsl
@@ -151,7 +151,8 @@ case $PACKAGE in
   *)
      UNPACKDIR=$PKG_DIR-build
      mkdir $UNPACKDIR
-     cp $PACKAGE $UNPACKDIR
+     cp $SRC_DIR/$PACKAGE $UNPACKDIR
+     cp $(find . -mindepth 1 -maxdepth 1 -type l) $UNPACKDIR
      ;;
 esac
 export UNPACKDIR
diff --git a/common/libs/func_install_blfs b/common/libs/func_install_blfs
index c762413..caeeef1 100644
--- a/common/libs/func_install_blfs
+++ b/common/libs/func_install_blfs
@@ -193,12 +193,6 @@ if [ "$DEP_LYNX" = y ]; then
         -i $BUILDDIR$BLFS_ROOT/scripts/*lynx
   fi
 fi
-# The  book instructions for CA certificates suppose that the cerdata.txt
-# file is in the same directory as make-ca.sh-<version>. This is not the
-# case with our default instructions. Just remove the "cd $UNPACKDIR" here.
-if test -f $BUILDDIR$BLFS_ROOT/scripts/*cacerts; then
-  sed -i '/cd \$UNPACKDIR/d' $BUILDDIR$BLFS_ROOT/scripts/*cacerts
-fi
 # At last generates the build Makefile
 mkdir -p $BUILDDIR$BLFS_ROOT/work
 pushd $BUILDDIR$BLFS_ROOT/work
diff --git a/common/libs/func_validate_configs.sh b/common/libs/func_validate_configs.sh
index 999e7e2..b3f4926 100644
--- a/common/libs/func_validate_configs.sh
+++ b/common/libs/func_validate_configs.sh
@@ -83,6 +83,15 @@ inline_doc
     exit 1
   }
 
+# This function is only used when testing package management files.
+  write_pkg_and_die() {
+    echo -e "\n${DD_BORDER}"
+    echo    "Package management is requested but" >&2
+    echo -e $* >&2
+    echo -e "${DD_BORDER}\n"
+    exit 1
+  }
+
   validate_file() {
      # For parameters ending with a '+' failure causes a warning message only
      echo -n "`eval echo $PARAM_VALS`"
@@ -192,6 +201,28 @@ inline_doc
                  [[ "${!config_param}" = "**EDIT ME**" ]] && write_error_and_die
                  ;;
 
+        # Case of PKGMNGT: two files, packageManager.xml and packInstall.sh
+        # must exist in $PKGMNGTDIR:
+      PKGMNGT) echo -e "`eval echo $PARAM_VALS`"
+               if [ ! -e "$PKGMNGTDIR/packageManager.xml" ]; then
+                 write_pkg_and_die $PKGMNGTDIR/packageManager.xml does not exist
+               fi
+               if [ ! -e "$PKGMNGTDIR/packInstall.sh" ]; then
+                 write_pkg_and_die $PKGMNGTDIR/packInstall.sh does not exist
+               fi
+               if [ ! -s "$PKGMNGTDIR/packageManager.xml" ]; then
+                 write_pkg_and_die $PKGMNGTDIR/packageManager.xml has zero size
+               fi
+               if [ ! -s "$PKGMNGTDIR/packInstall.sh" ]; then
+                 write_pkg_and_die $PKGMNGTDIR/packInstall.sh has zero size
+               fi
+               if [ ! -r "$PKGMNGTDIR/packageManager.xml" ]; then
+                 write_pkg_and_die $PKGMNGTDIR/packageManager.xml is not readable
+               fi
+               if [ ! -r "$PKGMNGTDIR/packInstall.sh" ]; then
+                 write_pkg_and_die $PKGMNGTDIR/packInstall.sh is not readable
+               fi
+               ;;
       # Display non-validated envars found in ${PROGNAME}_PARAM_LIST
       * ) echo -e "`eval echo $PARAM_VALS`" ;;
 
diff --git a/jhalfs b/jhalfs
index ab9b560..d74d56e 100755
--- a/jhalfs
+++ b/jhalfs
@@ -384,9 +384,10 @@ if [[ "$REBUILD_MAKEFILE" = "n" ]] ; then
   #
 
   # Copy packageManager.xml, if needed
-  [[ "$PKGMNGT" = "y" ]] && [[ "$PROGNAME" = "lfs" ]] &&
-    cp $PKGMNGTDIR/packageManager.xml  $JHALFSDIR/ &&
+  [[ "$PKGMNGT" = "y" ]] && [[ "$PROGNAME" = "lfs" ]] && {
+    cp $PKGMNGTDIR/packageManager.xml  $JHALFSDIR/
     cp $PKGMNGTDIR/packInstall.sh  $JHALFSDIR/
+    }
   #
   # Copy urls.xsl, if needed
   [[ "$GETPKG" = "y" ]] && cp $COMMON_DIR/urls.xsl  $JHALFSDIR/