diff --git a/nsprpub/config/NetBSD.mk b/nsprpub/config/NetBSD.mk
index b1a5c7599719..6cb1988f9dbd 100644
--- a/nsprpub/config/NetBSD.mk
+++ b/nsprpub/config/NetBSD.mk
@@ -44,6 +44,8 @@ endif
 
 ARCH			= netbsd
 
+DLL_SUFFIX		= so.1.0
+
 DSO_CFLAGS		= -fPIC
 DSO_LDFLAGS		=
 DSO_LDOPTS		= -Bshareable
diff --git a/nsprpub/pr/include/md/_netbsd.h b/nsprpub/pr/include/md/_netbsd.h
index 497d658b5334..e604349f362a 100644
--- a/nsprpub/pr/include/md/_netbsd.h
+++ b/nsprpub/pr/include/md/_netbsd.h
@@ -48,6 +48,8 @@
 #define HAVE_DLL
 #define USE_DLFCN
 #define _PR_HAVE_SOCKADDR_LEN
+#define _PR_NO_LARGE_FILES
+#define _PR_STAT_HAS_ST_ATIMESPEC
 
 #define USE_SETJMP