diff --git a/nsprpub/pr/src/Makefile b/nsprpub/pr/src/Makefile
index 5241380ea42..94c5385785a 100644
--- a/nsprpub/pr/src/Makefile
+++ b/nsprpub/pr/src/Makefile
@@ -165,6 +165,7 @@ OBJS = \
     io/$(OBJDIR)/prscanf.$(OBJ_SUFFIX) \
     io/$(OBJDIR)/prstdio.$(OBJ_SUFFIX) \
     threads/$(OBJDIR)/prcmon.$(OBJ_SUFFIX) \
+	threads/$(OBJDIR)/prrwlock.$(OBJ_SUFFIX) \
 	threads/$(OBJDIR)/prtpd.$(OBJ_SUFFIX) \
     linking/$(OBJDIR)/prlink.$(OBJ_SUFFIX) \
     malloc/$(OBJDIR)/prmalloc.$(OBJ_SUFFIX) \
diff --git a/nsprpub/pr/src/threads/Makefile b/nsprpub/pr/src/threads/Makefile
index bc0e39864ea..e6973c01894 100644
--- a/nsprpub/pr/src/threads/Makefile
+++ b/nsprpub/pr/src/threads/Makefile
@@ -41,12 +41,14 @@ endif
 ifdef USE_PTHREADS
 CSRCS = \
 	prcmon.c \
+	prrwlock.c   \
 	prtpd.c \
 	$(NULL)
 else
 ifdef USE_BTHREADS
 CSRCS = \
 	prcmon.c \
+	prrwlock.c   \
 	prtpd.c \
 	$(NULL)
 else
@@ -55,6 +57,7 @@ CSRCS =	\
 	prdump.c  \
 	prmon.c   \
 	prsem.c   \
+	prrwlock.c   \
 	prcthr.c \
 	prtpd.c \
 	$(NULL)
diff --git a/nsprpub/pr/tests/Makefile b/nsprpub/pr/tests/Makefile
index 9ce3c007c49..de8b210c78e 100644
--- a/nsprpub/pr/tests/Makefile
+++ b/nsprpub/pr/tests/Makefile
@@ -99,6 +99,8 @@ CSRCS =             \
 	prftest2.c		\
 	priotest.c		\
 	provider.c		\
+	ranfile.c       \
+	rwlocktest.c    \
 	prpoll.c		\
 	ranfile.c       \
 	sel_spd.c  		\
@@ -185,6 +187,9 @@ else
   LDOPTS = -NOLOGO -DEBUG -DEBUGTYPE:CV -INCREMENTAL:NO
   LIBPR = $(DIST)/lib/libnspr$(MOD_VERSION).$(LIB_SUFFIX)
   LIBPLC= $(DIST)/lib/libplc$(MOD_VERSION).$(LIB_SUFFIX)
+  ifdef PROFILE                                                                              
+    LDOPTS += -PROFILE -MAP                                                                  
+  endif # profile
 endif
 endif
 endif