Resolving all compile errors via a script

This may leave dupe calls to tst_exit in main, but those are easier
to deal (and much less) than no-compile scenarios.

As a side-effect, fix all trailing whitespace issues.

Signed-off-by: Garrett Cooper <yanegomi@gmail.com>
diff --git a/testcases/kernel/syscalls/execl/execl01.c b/testcases/kernel/syscalls/execl/execl01.c
index 89ec45f..0d6de40 100644
--- a/testcases/kernel/syscalls/execl/execl01.c
+++ b/testcases/kernel/syscalls/execl/execl01.c
@@ -155,7 +155,7 @@
 		switch (pid = FORK_OR_VFORK()) {
 		case 0:	/* CHILD - Call execl(2) */
 			execl("test", "test", NULL);
-			/* 
+			/*
 			 * should not get here!! if we do, the parent will fail
 			 * the Test Case
 			 */
@@ -210,4 +210,4 @@
 	TEST_CLEANUP;
 
 	tst_rmdir();
-}
+}
\ No newline at end of file