* #39226: Switch back to pjsip rev 4710

Rev 4716 introduces errors when building for android (miltiple definitions)
diff --git a/jni/pjproject-android/build.mak.in b/jni/pjproject-android/build.mak.in
index 1db1dd6..f7f01a0 100644
--- a/jni/pjproject-android/build.mak.in
+++ b/jni/pjproject-android/build.mak.in
@@ -172,6 +172,13 @@
 	-I$(PJDIR)/pjmedia/include\
 	-I$(PJDIR)/pjsip/include
 export APP_CXXFLAGS := $(APP_CFLAGS)
+#  x   x  x  x  x  x  x   x  x  x  x  x  x   x  x  x  x  x  x   x  x  x  x  x
+#
+# FIX THIS
+#
+# pjsua2 is c++ library hence maybe needs to be put in separate
+# variables. it will also require -lstdc++ or -static-libstdc++
+#  x   x  x  x  x  x  x   x  x  x  x  x  x   x  x  x  x  x  x   x  x  x  x  x
 export APP_LDFLAGS := -L$(PJDIR)/pjlib/lib\
 	-L$(PJDIR)/pjlib-util/lib\
 	-L$(PJDIR)/pjnath/lib\
@@ -179,11 +186,18 @@
 	-L$(PJDIR)/pjsip/lib\
 	-L$(PJDIR)/third_party/lib\
 	$(PJ_VIDEO_LDFLAGS) \
+	-static-libstdc++ \
 	@LDFLAGS@
-export APP_LDXXFLAGS := $(APP_LDFLAGS) \
-	-static-libstdc++
 
+#  x   x  x  x  x  x  x   x  x  x  x  x  x   x  x  x  x  x  x   x  x  x  x  x
+#
+# FIX THIS
+#
+# pjsua2 is c++ library hence maybe needs to be put in separate
+# variables. it will also require -lstdc++
+#  x   x  x  x  x  x  x   x  x  x  x  x  x   x  x  x  x  x  x   x  x  x  x  x
 export APP_LIB_FILES = \
+	$(PJ_DIR)/pjsip/lib/libpjsua2-$(LIB_SUFFIX) \
 	$(PJ_DIR)/pjsip/lib/libpjsua-$(LIB_SUFFIX) \
 	$(PJ_DIR)/pjsip/lib/libpjsip-ua-$(LIB_SUFFIX) \
 	$(PJ_DIR)/pjsip/lib/libpjsip-simple-$(LIB_SUFFIX) \
@@ -196,9 +210,6 @@
 	$(PJ_DIR)/pjlib-util/lib/libpjlib-util-$(LIB_SUFFIX) \
 	$(APP_THIRD_PARTY_LIB_FILES) \
 	$(PJ_DIR)/pjlib/lib/libpj-$(LIB_SUFFIX)
-export APP_LIBXX_FILES = \
-	$(PJ_DIR)/pjsip/lib/libpjsua2-$(LIB_SUFFIX) \
-	$(APP_LIB_FILES)
 
 ifeq ($(PJ_SHARED_LIBRARIES),)
 export PJLIB_LDLIB := -lpj-$(TARGET_NAME)
@@ -227,7 +238,7 @@
 export PJSUA_LIB_LDLIB := -lpjsua
 export PJSUA2_LIB_LDLIB := -lpjsua2
 
-export ADD_LIB_FILES := $(PJ_DIR)/pjsip/lib/libpjsua.$(SHLIB_SUFFIX).$(PJ_VERSION_MAJOR) $(PJ_DIR)/pjsip/lib/libpjsua.$(SHLIB_SUFFIX) \
+APP_LIB_FILES += $(PJ_DIR)/pjsip/lib/libpjsua.$(SHLIB_SUFFIX).$(PJ_VERSION_MAJOR) $(PJ_DIR)/pjsip/lib/libpjsua.$(SHLIB_SUFFIX) \
 	$(PJ_DIR)/pjsip/lib/libpjsip-ua.$(SHLIB_SUFFIX).$(PJ_VERSION_MAJOR) $(PJ_DIR)/pjsip/lib/libpjsip-ua.$(SHLIB_SUFFIX) \
 	$(PJ_DIR)/pjsip/lib/libpjsip-simple.$(SHLIB_SUFFIX).$(PJ_VERSION_MAJOR) $(PJ_DIR)/pjsip/lib/libpjsip-simple.$(SHLIB_SUFFIX) \
 	$(PJ_DIR)/pjsip/lib/libpjsip.$(SHLIB_SUFFIX).$(PJ_VERSION_MAJOR) $(PJ_DIR)/pjsip/lib/libpjsip.$(SHLIB_SUFFIX) \
@@ -238,14 +249,10 @@
 	$(PJ_DIR)/pjnath/lib/libpjnath.$(SHLIB_SUFFIX).$(PJ_VERSION_MAJOR) $(PJ_DIR)/pjnath/lib/libpjnath.$(SHLIB_SUFFIX) \
 	$(PJ_DIR)/pjlib-util/lib/libpjlib-util.$(SHLIB_SUFFIX).$(PJ_VERSION_MAJOR) $(PJ_DIR)/pjlib-util/lib/libpjlib-util.$(SHLIB_SUFFIX) \
 	$(PJ_DIR)/pjlib/lib/libpj.$(SHLIB_SUFFIX).$(PJ_VERSION_MAJOR) $(PJ_DIR)/pjlib/lib/libpj.$(SHLIB_SUFFIX)
-
-APP_LIB_FILES += $(ADD_LIB_FILES)
-
-APP_LIBXX_FILES += $(PJ_DIR)/pjsip/lib/libpjsua2.$(SHLIB_SUFFIX).$(PJ_VERSION_MAJOR) $(PJ_DIR)/pjsip/lib/libpjsua2.$(SHLIB_SUFFIX) \
-	$(ADD_LIB_FILES)
 endif
 
-export APP_LDLIBS := $(PJSUA_LIB_LDLIB) \
+export APP_LDLIBS := $(PJSUA2_LIB_LDLIB) \
+	$(PJSUA_LIB_LDLIB) \
 	$(PJSIP_UA_LDLIB) \
 	$(PJSIP_SIMPLE_LDLIB) \
 	$(PJSIP_LDLIB) \
@@ -259,9 +266,6 @@
 	$(APP_THIRD_PARTY_EXT)\
 	$(PJLIB_LDLIB) \
 	@LIBS@
-export APP_LDXXLIBS := $(PJSUA2_LIB_LDLIB) \
-	-lstdc++ \
-	$(APP_LDLIBS)
 
 # Here are the variabels to use if application is using the library
 # from within the source distribution
@@ -270,11 +274,8 @@
 export PJ_CFLAGS := $(APP_CFLAGS)
 export PJ_CXXFLAGS := $(APP_CXXFLAGS)
 export PJ_LDFLAGS := $(APP_LDFLAGS)
-export PJ_LDXXFLAGS := $(APP_LDXXFLAGS)
 export PJ_LDLIBS := $(APP_LDLIBS)
-export PJ_LDXXLIBS := $(APP_LDXXLIBS)
 export PJ_LIB_FILES := $(APP_LIB_FILES)
-export PJ_LIBXX_FILES := $(APP_LIBXX_FILES)
 
 # And here are the variables to use if application is using the
 # library from the install location (i.e. --prefix)