Resolve printf formatting warnings on Linux:
- use macros from inttypes.h for format strings instead of OS-specific types

Patch from Matt Kopec!

llvm-svn: 168945
diff --git a/lldb/source/Plugins/Process/Utility/UnwindLLDB.cpp b/lldb/source/Plugins/Process/Utility/UnwindLLDB.cpp
index 459a729..128dbf7 100644
--- a/lldb/source/Plugins/Process/Utility/UnwindLLDB.cpp
+++ b/lldb/source/Plugins/Process/Utility/UnwindLLDB.cpp
@@ -53,7 +53,7 @@
             {
                 TimeValue now(TimeValue::Now());
                 uint64_t delta_t = now - time_value;
-                printf ("%u frames in %llu.%09llu ms (%g frames/sec)\n", 
+                printf ("%u frames in %" PRIu64 ".%09llu ms (%g frames/sec)\n",
                         FRAME_COUNT,
                         delta_t / TimeValue::NanoSecPerSec, 
                         delta_t % TimeValue::NanoSecPerSec,