MT#55831 Build the library as shared

Build the library as shared.
Otherwise we are trying to link a static library built as PIE into a
shared library.

(real ticket number: TT#6850)

Change-Id: Idaeb7b92b1c73887d02620f953c5a8df182ae659

apps/rtmp/librtmp/Makefile

@@ -30,7 +30,7 @@ SO_posix=so.0
 SO_mingw=dll
 SO_EXT=$(SO_$(SYS))
 
-SHARED=no
+SHARED=yes
 SODEF_yes=-fPIC
 SOLIB_yes=librtmp.$(SO_EXT)
 SOINST_yes=install_$(SO_EXT)