--- src/moz-sdk/jni_md.h
+++ src/moz-sdk/jni_md.h
@@ -57,7 +57,7 @@
 #ifndef JNI_MD_H
 #define JNI_MD_H
 
-#include "prtypes.h" /* needed for _declspec */
+#include <nspr/prtypes.h> /* needed for _declspec */
 
 /*******************************************************************************
  * WHAT'S UP WITH THIS FILE?
--- src/moz-sdk/jri_md.h
+++ src/moz-sdk/jri_md.h
@@ -43,7 +43,7 @@
 #define JRI_MD_H
 
 #include <assert.h>
-#include "prtypes.h" /* Needed for HAS_LONG_LONG ifdefs */
+#include <nspr/prtypes.h> /* Needed for HAS_LONG_LONG ifdefs */
 
 #ifdef __cplusplus
 extern "C" {
--- src/moz-sdk/npapi.h
+++ src/moz-sdk/npapi.h
@@ -48,7 +48,7 @@
 #pragma pack(1)
 #endif
 
-#include "prtypes.h"
+#include <nspr/prtypes.h>
 /* Copied from xp_core.h */
 /* removed #ifdef for hpux defined in /usr/include/model.h */
 #ifndef XP_MAC