I followed these steps in order to compile and get apjsua sample app ready to be imported as an eclipse project Downloaded the source from branches/projects/android instead of 'trunk' because apjsua is not available in 'trunk' Added these lines to config_site.h #define PJ_CONFIG_ANDROID 1 #include <pj/config_site_sample.h> Builded pjsip successfully with $ ./configure-android $ make dep && make In pjsip-apps/build $ make pjsua In pjsip-apps/src/apjsua $ ndk-build Everything went smoothly, but when I imported the app into eclipse, jni dir had 'pjsua_app_wrap.c' file which was full of errors like Unresolved inclusion <jni.h> Unresolved inclusion <stdlib.h> Unresolved inclusion <string.h> Type 'JNIEnv' could not be resolved Type 'jclass' could not be resolved .... -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20140126/a96ccc76/attachment-0001.html>