Dear All, I am integrating the g729 codec in pjsip 1.12 for ios 5.x by following the url: http://www.piemontewireless.net/Compile_available_codecs_in_PJSip_with_iPhoneSDK312#In_build.mak.in At this step I am getting confuse what will the below setting for iPhoneOS5.0 sdk below for iPhoneOS3.1.2.sdkEnv variables export DEV=/Developer/Platforms/iPhoneOS.platform/Developer export SDK=${DEV}/SDKs/iPhoneOS3.1.2.sdk export PATH=${DEV}/usr/bin:${PATH} export CFLAGS="-O2 -arch armv6 -isysroot ${SDK}" export LDFLAGS="-O2 -arch armv6 -isysroot ${SDK}" export CPP="${DEV}/usr/bin/cpp" I am providing these export DEV=/Developer/Platforms/iPhoneOS.platform/Developer export SDK=${DEV}/SDKs/iPhoneOS5.0.sdk export PATH=${DEV}/usr/bin:${PATH} export CFLAGS="-O2 -arch armv7 -isysroot ${SDK}" export LDFLAGS="-O2 -arch armv7 -isysroot ${SDK}" export CPP="${DEV}/usr/bin/cpp" Symb links to arm compiler cd ${DEV}/usr/bin ln -s arm-apple-darwin9-gcc-4.0.1 arm-apple-darwin9-gcc ln -s arm-apple-darwin9-g++-4.0.1 arm-apple-darwin9-g++ ln -s ranlib arm-apple-darwin9-ranlib When I am providing these settings cd ${DEV}/usr/bin ln -s arm-apple-darwin10-llvm-gcc-4.2 arm-apple-darwin10-llvm-gcc ln -s arm-apple-darwin10-llvm-g++-4.2 arm-apple-darwin10-llvm-g++ ln -s ranlib arm-apple-darwin10-ranlib ./aconfigure --host=arm-apple-darwin10 --disable-floating-point $* --disable-speex-aec \ --disable-speex-codec --enable-g729-codec --disable-ssl It's giving me errors like aconfigure: WARNING: If you wanted to set the --build type, don't use --host. If a cross compiler is detected then cross compile mode will be used. checking build system type... i386-apple-darwin10.8.0 checking host system type... arm-apple-darwin10.8.0 checking target system type... arm-apple-darwin10.8.0 checking for arm-apple-darwin10.8.0-gcc... no checking for gcc... gcc checking for C compiler default output file name... a.out checking whether the C compiler works... yes checking whether we are cross compiling... yes checking for suffix of executables... checking for suffix of object files... o checking whether we are using the GNU C compiler... yes checking whether gcc accepts -g... yes checking for gcc option to accept ISO C89... none needed checking for arm-apple-darwin10.8.0-g++... no checking for arm-apple-darwin10.8.0-c++... no checking for arm-apple-darwin10.8.0-gpp... no checking for arm-apple-darwin10.8.0-aCC... no checking for arm-apple-darwin10.8.0-CC... no checking for arm-apple-darwin10.8.0-cxx... no checking for arm-apple-darwin10.8.0-cc++... no checking for arm-apple-darwin10.8.0-cl.exe... no checking for arm-apple-darwin10.8.0-FCC... no checking for arm-apple-darwin10.8.0-KCC... no checking for arm-apple-darwin10.8.0-RCC... no checking for arm-apple-darwin10.8.0-xlC_r... no checking for arm-apple-darwin10.8.0-xlC... no checking for g++... g++ aconfigure: WARNING: In the future, Autoconf will not detect cross-tools whose name does not start with the host triplet. If you think this configuration is useful to you, please write to autoconf at gnu.org. checking whether we are using the GNU C++ compiler... yes checking whether g++ accepts -g... yes checking for pthread_create in -lpthread... yes checking for puts in -lwsock32... no checking for puts in -lws2_32... no checking for puts in -lole32... no checking for puts in -lwinmm... no checking for puts in -lsocket... no checking for puts in -lrt... no checking for puts in -lnsl... no checking for uuid_generate in -luuid... no checking for uuid_generate in -luuid... (cached) no Setting PJ_M_NAME to arm checking memory alignment... 4 bytes (default) checking how to run the C preprocessor... /Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/cpp aconfigure: error: C preprocessor "/Developer/Platforms/iPhoneOS.platform/Developer/usr/bin/cpp" fails sanity check Please help me ! I will be greatly thankfull. Thanks & Regards Gaurav Bhaskar -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20120201/832c27bc/attachment.html>