add zap_dso abstraction

git-svn-id: http://svn.openzap.org/svn/openzap/trunk@515 a93c3328-9c30-0410-af19-c9cd2b2d52af

libs/freetdm/Makefile.in

@@ -46,6 +46,7 @@ $(SRC)/libteletone_detect.c \
 $(SRC)/libteletone_generate.c \
 $(SRC)/zap_buffer.c \
 $(SRC)/zap_threadmutex.c \
+$(SRC)/zap_dso.c \
 $(SRC)/isdn/EuroISDNStateNT.c \
 $(SRC)/isdn/EuroISDNStateTE.c \
 $(SRC)/isdn/mfifo.c \
@@ -86,6 +87,7 @@ $(SRC)/libteletone_detect.o \
 $(SRC)/libteletone_generate.o \
 $(SRC)/zap_buffer.o \
 $(SRC)/zap_threadmutex.o \
+$(SRC)/zap_dso.o \
 $(SRC)/isdn/EuroISDNStateNT.o \
 $(SRC)/isdn/EuroISDNStateTE.o \
 $(SRC)/isdn/mfifo.o \
@@ -129,6 +131,7 @@ $(SRC)/include/zap_config.h \
 $(SRC)/include/zap_isdn.h \
 $(SRC)/include/zap_skel.h \
 $(SRC)/include/zap_threadmutex.h \
+$(SRC)/include/zap_dso.h \
 $(SRC)/include/zap_types.h \
 $(SRC)/include/zap_wanpipe.h \
 $(SRC)/include/zap_ss7_boost.h \

libs/freetdm/src/zap_dso.c

@@ -17,6 +17,9 @@
  *
  */
 
+#include "zap_dso.h"
+#include <stdlib.h>
+#include <string.h>
 
 /*
 ** {========================================================================
@@ -27,6 +30,7 @@
 ** =========================================================================
 */
 
+
 #include <dlfcn.h>
 
 void zap_dso_destroy(zap_dso_lib_t *lib) {