Index: tools/configure
===================================================================
--- tools/configure	(revision 14808)
+++ tools/configure	(working copy)
@@ -84,7 +84,7 @@ simcc () {
      echo "configure didn't find sdl-config, which indicates that you"
      echo "don't have SDL (properly) installed. Please correct and"
      echo "re-run configure!"
-     exit
+     exit 1
  fi
 
  # default share option, override below if needed
@@ -129,7 +129,7 @@ simcc () {
 
    *)
    echo "Unsupported system: $uname, fix configure and retry"
-   exit
+   exit 1
    ;;
  esac
 
@@ -388,7 +388,7 @@ voiceconfig () {
 
     if [ "$FESTIVAL" = "$FLITE" ] && [ "$FLITE" = "$ESPEAK" ] && [ "$ESPEAK" = "$SAPI" ] && [ "$SAPI" = "$SWIFT" ]; then
         echo "You need Festival, eSpeak or Flite in your path, or SAPI available to build voice files"
-        exit
+        exit 1
     fi
 
     echo "TTS engine to use: ${FLITE}${FESTIVAL}${ESPEAK}${SAPI}${SWIFT}(${DEFAULT_CHOICE})?"
@@ -542,7 +542,7 @@ if test "$opt" = "--help"; then
   echo "Do *NOT* run this within the tools directory!"
   echo ""
   echo "Usage: configure [--ccache][--no-ccache]"
-  exit
+  exit 0
 fi
 
 if test -r "configure"; then
@@ -559,7 +559,7 @@ if test -r "configure"; then
    echo " ../tools/configure"
    echo ""
    echo "Much happiness will arise from this. Enjoy"
-   exit
+   exit 1
  fi
 fi
 
@@ -571,7 +571,7 @@ if { echo $pwd | grep " "; } then
   echo "system is unfortunately not clever enough to deal with this. Please"
   echo "run the script from a different path, rename the path or fix the build"
   echo "system!"
-  exit
+  exit 1
 fi
 
 if [ -z "$rootdir" ]; then
@@ -1414,7 +1414,7 @@ EOF
     
    *)
     echo "Please select a supported target platform!"
-    exit
+    exit 1
     ;;
 
   esac