lib/{ppc,x86_64}: Fixup a number of files to include int_lib.h instead of
directly including system headers.

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@144750 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/x86_64/floatdixf.c b/lib/x86_64/floatdixf.c
index 569f727..c01193a 100644
--- a/lib/x86_64/floatdixf.c
+++ b/lib/x86_64/floatdixf.c
@@ -6,7 +6,7 @@
 
 #ifdef __x86_64__
 
-#include <stdint.h>
+#include "../int_lib.h"
 
 long double __floatdixf(int64_t a)
 {