Patch from dawn@burble.org to build on linux!

llvm-svn: 141593
diff --git a/lldb/source/Plugins/Process/Linux/ProcessMonitor.cpp b/lldb/source/Plugins/Process/Linux/ProcessMonitor.cpp
index ebe5959..d708ae1 100644
--- a/lldb/source/Plugins/Process/Linux/ProcessMonitor.cpp
+++ b/lldb/source/Plugins/Process/Linux/ProcessMonitor.cpp
@@ -241,7 +241,7 @@
 
     // Set errno to zero so that we can detect a failed peek.
     errno = 0;
-    unsigned long data = ptrace(PTRACE_PEEKUSER, pid, m_offset, NULL);
+    uint32_t data = ptrace(PTRACE_PEEKUSER, pid, m_offset, NULL);
 
     if (data == -1UL && errno)
         m_result = false;