Fix whitespace issues

Cleanup trailing whitespaces, indentation that uses spaces before tabs,
and blank lines at EOF.  Make the project free of warnings reported by
git diff --check 4b825dc642cb6eb9a060e54bf8d69288fbee4904 HEAD

16 files changed, 5 insertions, 18 deletions

diff --git a/xtests/group.conf b/xtests/group.conf
index 04fe3ef7..2cb34877 100644
--- a/xtests/group.conf
+++ b/xtests/group.conf
@@ -1,3 +1,2 @@
 
 tst-pam_group1;tty1;tstpamgrp;Al0000-2400;tstpamgrpg
-
diff --git a/xtests/tst-pam_access1.pamd b/xtests/tst-pam_access1.pamd
index f47ec34f..a70f2d9c 100644
--- a/xtests/tst-pam_access1.pamd
+++ b/xtests/tst-pam_access1.pamd
@@ -3,4 +3,3 @@ auth     required       pam_access.so nodefgroup
 account  required       pam_permit.so
 password required       pam_permit.so
 session  required       pam_permit.so
-
diff --git a/xtests/tst-pam_access2.pamd b/xtests/tst-pam_access2.pamd
index f47ec34f..a70f2d9c 100644
--- a/xtests/tst-pam_access2.pamd
+++ b/xtests/tst-pam_access2.pamd
@@ -3,4 +3,3 @@ auth     required       pam_access.so nodefgroup
 account  required       pam_permit.so
 password required       pam_permit.so
 session  required       pam_permit.so
-
diff --git a/xtests/tst-pam_access3.pamd b/xtests/tst-pam_access3.pamd
index f47ec34f..a70f2d9c 100644
--- a/xtests/tst-pam_access3.pamd
+++ b/xtests/tst-pam_access3.pamd
@@ -3,4 +3,3 @@ auth     required       pam_access.so nodefgroup
 account  required       pam_permit.so
 password required       pam_permit.so
 session  required       pam_permit.so
-
diff --git a/xtests/tst-pam_access4.pamd b/xtests/tst-pam_access4.pamd
index f47ec34f..a70f2d9c 100644
--- a/xtests/tst-pam_access4.pamd
+++ b/xtests/tst-pam_access4.pamd
@@ -3,4 +3,3 @@ auth     required       pam_access.so nodefgroup
 account  required       pam_permit.so
 password required       pam_permit.so
 session  required       pam_permit.so
-
diff --git a/xtests/tst-pam_authfail.c b/xtests/tst-pam_authfail.c
index afdbd6a4..0e7d8087 100644
--- a/xtests/tst-pam_authfail.c
+++ b/xtests/tst-pam_authfail.c
@@ -60,14 +60,14 @@ main(int argc, char *argv[])
   if (argc > 2) {
     stack = argv[2];
   }
-  
+
   if (argc > 1) {
     if (strcmp (argv[1], "-d") == 0)
       debug = 1;
     else
       stack = argv[1];
   }
-    
+
 
   retval = pam_start(stack, user, &conv, &pamh);
   if (retval != PAM_SUCCESS)
diff --git a/xtests/tst-pam_authsucceed.c b/xtests/tst-pam_authsucceed.c
index 8666f3f7..c0ee8023 100644
--- a/xtests/tst-pam_authsucceed.c
+++ b/xtests/tst-pam_authsucceed.c
@@ -60,14 +60,14 @@ main(int argc, char *argv[])
   if (argc > 2) {
     stack = argv[2];
   }
-  
+
   if (argc > 1) {
     if (strcmp (argv[1], "-d") == 0)
       debug = 1;
     else
       stack = argv[1];
   }
-    
+
 
   retval = pam_start(stack, user, &conv, &pamh);
   if (retval != PAM_SUCCESS)
diff --git a/xtests/tst-pam_dispatch3.pamd b/xtests/tst-pam_dispatch3.pamd
index 8172c5f2..7f290aba 100644
--- a/xtests/tst-pam_dispatch3.pamd
+++ b/xtests/tst-pam_dispatch3.pamd
@@ -3,4 +3,3 @@ auth	 optional	pam_debug.so auth=auth_err
 auth     sufficient     pam_debug.so auth=success
 auth     required	pam_debug.so auth=perm_denied
 account  required	pam_debug.so acct=acct_expired
-
diff --git a/xtests/tst-pam_group1.pamd b/xtests/tst-pam_group1.pamd
index d78f3a6c..e75d0d1c 100644
--- a/xtests/tst-pam_group1.pamd
+++ b/xtests/tst-pam_group1.pamd
@@ -4,4 +4,3 @@ auth	 required	pam_permit.so
 account  required       pam_permit.so
 password required       pam_permit.so
 session  required       pam_permit.so
-
diff --git a/xtests/tst-pam_limits1.pamd b/xtests/tst-pam_limits1.pamd
index 206ef1f7..7b1771c4 100644
--- a/xtests/tst-pam_limits1.pamd
+++ b/xtests/tst-pam_limits1.pamd
@@ -3,4 +3,3 @@ auth     required       pam_permit.so
 account  required       pam_permit.so
 password required       pam_permit.so
 session  required       pam_limits.so
-
diff --git a/xtests/tst-pam_pwhistory1.pamd b/xtests/tst-pam_pwhistory1.pamd
index e096cc4f..68e1b942 100644
--- a/xtests/tst-pam_pwhistory1.pamd
+++ b/xtests/tst-pam_pwhistory1.pamd
@@ -4,4 +4,3 @@ account  required       pam_permit.so
 password required	pam_pwhistory.so remember=10 retry=1
 password required	pam_unix.so	use_authtok md5
 session  required       pam_permit.so
-
diff --git a/xtests/tst-pam_substack1.pamd b/xtests/tst-pam_substack1.pamd
index 6eab233e..8dfe1b82 100644
--- a/xtests/tst-pam_substack1.pamd
+++ b/xtests/tst-pam_substack1.pamd
@@ -1,5 +1,5 @@
 #%PAM-1.0
-# Even if the substack succeeds with sufficient 
+# Even if the substack succeeds with sufficient
 # the whole stack should fail.
 auth     substack       tst-pam_substack1a
 auth     required	pam_debug.so auth=auth_err
diff --git a/xtests/tst-pam_unix1.pamd b/xtests/tst-pam_unix1.pamd
index 1a2990c7..6cd67b6a 100644
--- a/xtests/tst-pam_unix1.pamd
+++ b/xtests/tst-pam_unix1.pamd
@@ -3,4 +3,3 @@ auth     required       pam_unix.so
 account  required       pam_unix.so
 password required       pam_unix.so
 session  required       pam_unix.so
-
diff --git a/xtests/tst-pam_unix2.pamd b/xtests/tst-pam_unix2.pamd
index 1a2990c7..6cd67b6a 100644
--- a/xtests/tst-pam_unix2.pamd
+++ b/xtests/tst-pam_unix2.pamd
@@ -3,4 +3,3 @@ auth     required       pam_unix.so
 account  required       pam_unix.so
 password required       pam_unix.so
 session  required       pam_unix.so
-
diff --git a/xtests/tst-pam_unix3.pamd b/xtests/tst-pam_unix3.pamd
index 1a2990c7..6cd67b6a 100644
--- a/xtests/tst-pam_unix3.pamd
+++ b/xtests/tst-pam_unix3.pamd
@@ -3,4 +3,3 @@ auth     required       pam_unix.so
 account  required       pam_unix.so
 password required       pam_unix.so
 session  required       pam_unix.so
-
diff --git a/xtests/tst-pam_unix4.pamd b/xtests/tst-pam_unix4.pamd
index 4dc414fc..1affa8e1 100644
--- a/xtests/tst-pam_unix4.pamd
+++ b/xtests/tst-pam_unix4.pamd
@@ -3,4 +3,3 @@ auth     required       pam_unix.so
 account  required       pam_unix.so
 password required       pam_unix.so debug
 session  required       pam_unix.so
-