Added the appropriate #! magic at the beginning of shell scripts. (Some modern shells don't like scripts to be without it.)

first/get_sysvax

@@ -0,0 +1,23 @@
+#!/bin/sh
+
+while :
+do
+	echo $E_FLAG "Which system-call library do you want to install for the VAX?
+You can choose between
+	libbsd4_1a	for Berkeley Unix 4.1
+	libbsd4_2	for Berkeley Unix 4.2 or newer, or Ultrix
+	libsysV_2	for Unix System V
+Your choice: [$SYSVAX] $E_SFX"
+	. $FDIR/get_answer
+	case $ANS in
+	'')	ANS="$SYSVAX";;
+	esac
+	SYSVAX="$ANS"
+	case $SYSVAX in
+	libbsd4_1a|libbsd4_2|libsysV_2)
+		break
+		;;
+	*)	echo "I do not understand your answer ($SYSVAX). Try again"
+		;;
+	esac
+done