pidgin/pidgin

Don't allow adding a buddy to prpls that don't have an add_buddy callback. Fixes #4061
noinst_LTLIBRARIES=libpurple-ciphers.la
libpurple_ciphers_la_SOURCES=\
des.c \
gchecksum.c \
hmac.c \
md4.c \
md5.c \
rc4.c \
sha1.c \
sha256.c
AM_CPPFLAGS = \
-I$(top_srcdir)/libpurple \
$(GLIB_CFLAGS)