fix accumulated whitespace and indentation damage
diff --git a/shell/ash_test/ash-arith/arith-for.right b/shell/ash_test/ash-arith/arith-for.right
index 4494110..88dbc15 100644
--- a/shell/ash_test/ash-arith/arith-for.right
+++ b/shell/ash_test/ash-arith/arith-for.right
@@ -11,8 +11,8 @@
 2
 4
 fx is a function
-fx () 
-{ 
+fx ()
+{
     i=0;
     for ((1; i < 3; i++ ))
     do
diff --git a/shell/ash_test/ash-arith/arith-for.testsx b/shell/ash_test/ash-arith/arith-for.testsx
index 585aa51..4fa30ff 100755
--- a/shell/ash_test/ash-arith/arith-for.testsx
+++ b/shell/ash_test/ash-arith/arith-for.testsx
@@ -73,7 +73,7 @@
 type fx
 fx
 
-# errors 
+# errors
 for (( i=0; "i < 3" ))
 do
 	echo $i
diff --git a/shell/ash_test/ash-arith/arith.tests b/shell/ash_test/ash-arith/arith.tests
index 272fc34..d65758e 100755
--- a/shell/ash_test/ash-arith/arith.tests
+++ b/shell/ash_test/ash-arith/arith.tests
@@ -144,12 +144,12 @@
 #ash# echo 10 $(( 32#a ))
 #ash# echo 10 $(( 56#a ))
 #ash# echo 10 $(( 64#a ))
-#ash# 
+#ash#
 #ash# echo 10 $(( 16#A ))
 #ash# echo 10 $(( 32#A ))
 #ash# echo 36 $(( 56#A ))
 #ash# echo 36 $(( 64#A ))
-#ash# 
+#ash#
 #ash# echo 62 $(( 64#@ ))
 #ash# echo 63 $(( 64#_ ))
 
diff --git a/shell/ash_test/ash-heredoc/heredoc.tests b/shell/ash_test/ash-heredoc/heredoc.tests
index 31316a5..b3cdc3f 100755
--- a/shell/ash_test/ash-heredoc/heredoc.tests
+++ b/shell/ash_test/ash-heredoc/heredoc.tests
@@ -1,6 +1,6 @@
 # check order and content of multiple here docs
 
-cat << EOF1 << EOF2 
+cat << EOF1 << EOF2
 hi
 EOF1
 there
diff --git a/shell/ash_test/run-all b/shell/ash_test/run-all
index ba1756e..02f6d2a 100755
--- a/shell/ash_test/run-all
+++ b/shell/ash_test/run-all
@@ -18,7 +18,7 @@
     cd "$1" || { echo "cannot cd $1!"; exit 1; }
     for x in run-*; do
 	test -f "$x" || continue
-	case "$x" in 
+	case "$x" in
 	    "$0"|run-minimal|run-gprof) ;;
 	    *.orig|*~) ;;
 	    #*) echo $x ; sh $x ;;
diff --git a/shell/msh.c b/shell/msh.c
index 89c3753..41f4cc6 100644
--- a/shell/msh.c
+++ b/shell/msh.c
@@ -50,36 +50,36 @@
 }
 static void utoa_to_buf(unsigned n, char *buf, unsigned buflen)
 {
-    unsigned i, out, res;
-    assert(sizeof(unsigned) == 4);
-    if (buflen) {
-        out = 0;
-        for (i = 1000000000; i; i /= 10) {
-            res = n / i;
-            if (res || out || i == 1) {
-                if (!--buflen) break;
-                out++;
-                n -= res*i;
-                *buf++ = '0' + res;
-            }
-        }
-        *buf = '\0';
-    }
+	unsigned i, out, res;
+	assert(sizeof(unsigned) == 4);
+	if (buflen) {
+		out = 0;
+		for (i = 1000000000; i; i /= 10) {
+			res = n / i;
+			if (res || out || i == 1) {
+	    			if (!--buflen) break;
+	    			out++;
+	    			n -= res*i;
+	    			*buf++ = '0' + res;
+			}
+		}
+		*buf = '\0';
+	}
 }
 static void itoa_to_buf(int n, char *buf, unsigned buflen)
 {
-    if (buflen && n<0) {
-        n = -n;
-        *buf++ = '-';
-        buflen--;
-    }
-    utoa_to_buf((unsigned)n, buf, buflen);
+	if (buflen && n < 0) {
+		n = -n;
+		*buf++ = '-';
+		buflen--;
+	}
+	utoa_to_buf((unsigned)n, buf, buflen);
 }
 static char local_buf[12];
 static char *itoa(int n)
 {
-    itoa_to_buf(n, local_buf, sizeof(local_buf));
-    return local_buf;
+	itoa_to_buf(n, local_buf, sizeof(local_buf));
+	return local_buf;
 }
 #else
 # include <setjmp.h>