diff --git a/dtool/src/parser-inc/sys/time.h b/dtool/src/parser-inc/sys/time.h
index 98d3ef73ad..7da313e913 100644
--- a/dtool/src/parser-inc/sys/time.h
+++ b/dtool/src/parser-inc/sys/time.h
@@ -2,3 +2,4 @@
 
 struct timeval;
 struct fd_set;
+struct timezone;
diff --git a/makepanda/makepanda.py b/makepanda/makepanda.py
index a207c5d726..239eff8488 100755
--- a/makepanda/makepanda.py
+++ b/makepanda/makepanda.py
@@ -599,8 +599,12 @@ if (COMPILER == "MSVC"):
             LibName("PNG", GetThirdpartyDir() + "png/lib/libpng16_static.lib")
         else:
             LibName("PNG", GetThirdpartyDir() + "png/lib/libpng_static.lib")
+    if (PkgSkip("TIFF")==0):
+        if os.path.isfile(GetThirdpartyDir() + "tiff/lib/libtiff.lib"):
+            LibName("TIFF", GetThirdpartyDir() + "tiff/lib/libtiff.lib")
+        else:
+            LibName("TIFF", GetThirdpartyDir() + "tiff/lib/tiff.lib")
     if (PkgSkip("JPEG")==0):     LibName("JPEG",     GetThirdpartyDir() + "jpeg/lib/jpeg-static.lib")
-    if (PkgSkip("TIFF")==0):     LibName("TIFF",     GetThirdpartyDir() + "tiff/lib/libtiff.lib")
     if (PkgSkip("ZLIB")==0):     LibName("ZLIB",     GetThirdpartyDir() + "zlib/lib/zlibstatic.lib")
     if (PkgSkip("VRPN")==0):     LibName("VRPN",     GetThirdpartyDir() + "vrpn/lib/vrpn.lib")
     if (PkgSkip("VRPN")==0):     LibName("VRPN",     GetThirdpartyDir() + "vrpn/lib/quat.lib")
diff --git a/panda/src/vrpn/vrpn_interface.h b/panda/src/vrpn/vrpn_interface.h
index 99349922ec..e3626e9055 100644
--- a/panda/src/vrpn/vrpn_interface.h
+++ b/panda/src/vrpn/vrpn_interface.h
@@ -27,6 +27,14 @@
   #endif
 #endif
 
+// VPRN misses an include to this in vrpn_Shared.h.
+#include <stdint.h>
+
+// Prevent VRPN from defining this function, which we don't need,
+// and cause compilation errors in MSVC 2015.
+#include "vrpn_Configure.h"
+#undef VRPN_EXPORT_GETTIMEOFDAY
+
 #include "vrpn_Connection.h"
 #include "vrpn_Tracker.h"
 #include "vrpn_Analog.h"