made the pack completely portable and wrote relevent bat files to go with it

gitportable/usr/share/awk/rewind.awk

@@ -0,0 +1,20 @@
+# rewind.awk --- rewind the current file and start over
+#
+# Arnold Robbins, arnold@skeeve.com, Public Domain
+# September 2000
+
+function rewind(    i)
+{
+    # shift remaining arguments up
+    for (i = ARGC; i > ARGIND; i--)
+        ARGV[i] = ARGV[i-1]
+
+    # make sure gawk knows to keep going
+    ARGC++
+
+    # make current file next to get done
+    ARGV[ARGIND+1] = FILENAME
+
+    # do it
+    nextfile
+}