Added suppor /and fix things for SunOS port

git-svn-id: https://svn.pjsip.org/repos/pjproject/main@2 74dad513-b988-da41-8d7b-12977e46ad98
diff --git a/build/os-sunos.mak b/build/os-sunos.mak
new file mode 100644
index 0000000..4af2104
--- /dev/null
+++ b/build/os-sunos.mak
@@ -0,0 +1,12 @@
+export OS_CFLAGS   := $(CC_DEF)PJ_SUNOS=1
+
+export OS_CXXFLAGS := 
+
+export OS_LDFLAGS  := $(CC_LIB)pthread$(LIBEXT2) \
+		      $(CC_LIB)socket$(LIBEXT2) \
+		      $(CC_LIB)rt$(LIBEXT2) \
+		      $(CC_LIB)nsl$(LIBEXT2)
+
+export OS_SOURCES  := 
+
+