Fix prototypes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112200 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm-c/lto.h b/include/llvm-c/lto.h
index 95b3d85..e6f69af 100644
--- a/include/llvm-c/lto.h
+++ b/include/llvm-c/lto.h
@@ -18,6 +18,7 @@
 
 #include <stdbool.h>
 #include <stddef.h>
+#include "llvm/System/DataTypes.h"
 
 #define LTO_API_VERSION 3
 
@@ -145,7 +146,7 @@
 /**
  * Returns the number of symbols in the object module.
  */
-extern unsigned int
+extern uint32_t
 lto_module_get_num_symbols(lto_module_t mod);
 
 
@@ -153,14 +154,14 @@
  * Returns the name of the ith symbol in the object module.
  */
 extern const char*
-lto_module_get_symbol_name(lto_module_t mod, unsigned int index);
+lto_module_get_symbol_name(lto_module_t mod, uint32_t index);
 
 
 /**
  * Returns the attributes of the ith symbol in the object module.
  */
 extern lto_symbol_attributes
-lto_module_get_symbol_attribute(lto_module_t mod, unsigned int index);
+lto_module_get_symbol_attribute(lto_module_t mod, uint32_t index);
 
 
 /**