I've been having issues with the make of mapcache. The configure seems to go off without a hitch but the make generates several skipping incompatible warning. Is this an issue, and if so how is it resolved
mapcache_seed.c: In function 'pop_queue': mapcache_seed.c:156: warning: dereferencing type-punned pointer will break strict-aliasing rules mapcache_seed.c: In function 'trypop_queue': mapcache_seed.c:183: warning: dereferencing type-punned pointer will break strict-aliasing rules mapcache_seed.c: In function 'main': mapcache_seed.c:1166: warning: dereferencing type-punned pointer will break strict-aliasing rules /usr/bin/ld: skipping incompatible /usr/lib/libcurl.so when searching for -lcurl /usr/bin/ld: skipping incompatible /usr/lib/libcurl.a when searching for -lcurl /usr/bin/ld: skipping incompatible /usr/lib/libdl.so when searching for -ldl /usr/bin/ld: skipping incompatible /usr/lib/libdl.a when searching for -ldl /usr/bin/ld: skipping incompatible /usr/lib/libgssapi_krb5.so when searching for -lgssapi_krb5 /usr/bin/ld: skipping incompatible /usr/lib/libgssapi_krb5.a when searching for -lgssapi_krb5 /usr/bin/ld: skipping incompatible /usr/lib/libkrb5.so when searching for -lkrb5 /usr/bin/ld: skipping incompatible /usr/lib/libkrb5.a when searching for -lkrb5 /usr/bin/ld: skipping incompatible /usr/lib/libk5crypto.so when searching for -lk5crypto /usr/bin/ld: skipping incompatible /usr/lib/libk5crypto.a when searching for -lk5crypto /usr/bin/ld: skipping incompatible /usr/lib/libssl.so when searching for -lssl /usr/bin/ld: skipping incompatible /usr/lib/libssl.a when searching for -lssl /usr/bin/ld: skipping incompatible /usr/lib/libcrypto.so when searching for -lcrypto /usr/bin/ld: skipping incompatible /usr/lib/libcrypto.a when searching for -lcrypto /usr/bin/ld: skipping incompatible /usr/lib/libz.so when searching for -lz /usr/bin/ld: skipping incompatible /usr/lib/libz.a when searching for -lz /usr/bin/ld: skipping incompatible /usr/lib/libpng.so when searching for -lpng /usr/bin/ld: skipping incompatible /usr/lib/libpng.a when searching for -lpng /usr/bin/ld: skipping incompatible /usr/lib/libjpeg.so when searching for -ljpeg /usr/bin/ld: skipping incompatible /usr/lib/libpcre.so when searching for -lpcre /usr/bin/ld: skipping incompatible /usr/lib/libpcre.a when searching for -lpcre /usr/bin/ld: skipping incompatible /usr/lib/libqpixman-1.so when searching for -lqpixman-1 /usr/bin/ld: skipping incompatible /usr/lib/libtiff.so when searching for -ltiff /usr/bin/ld: skipping incompatible /usr/lib/libpthread.so when searching for -lpthread /usr/bin/ld: skipping incompatible /usr/lib/libpthread.a when searching for -lpthread /usr/bin/ld: skipping incompatible /usr/lib/libc.so when searching for -lc /usr/bin/ld: skipping incompatible /usr/lib/libc.a when searching for -lc ./configure --without-bdb --with-apxs=/usr/bin/apxs --with-pixman=/usr/lib/pkgconfig/qpixman-1.pc --with-apu-config=/usr/bin/apu-1-config --with-apr-config=/usr/bin/apr-1-config checking build system type... x86_64-unknown-linux-gnu checking host system type... x86_64-unknown-linux-gnu checking how to print strings... printf checking for gcc... gcc checking whether the C compiler works... yes checking for C compiler default output file name... a.out checking for suffix of executables... checking whether we are cross compiling... no 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 a sed that does not truncate output... /bin/sed checking for grep that handles long lines and -e... /bin/grep checking for egrep... /bin/grep -E checking for fgrep... /bin/grep -F checking for ld used by gcc... /usr/bin/ld checking if the linker (/usr/bin/ld) is GNU ld... yes checking for BSD- or MS-compatible name lister (nm)... /usr/bin/nm -B checking the name lister (/usr/bin/nm -B) interface... BSD nm checking whether ln -s works... yes checking the maximum length of command line arguments... 98304 checking whether the shell understands some XSI constructs... yes checking whether the shell understands "+="... yes checking how to convert x86_64-unknown-linux-gnu file names to x86_64-unknown-linux-gnu format... func_convert_file_noop checking how to convert x86_64-unknown-linux-gnu file names to toolchain format... func_convert_file_noop checking for /usr/bin/ld option to reload object files... -r checking for objdump... objdump checking how to recognize dependent libraries... pass_all checking for dlltool... no checking how to associate runtime and link libraries... printf %s\n checking for ar... ar checking for archiver @FILE support... @ checking for strip... strip checking for ranlib... ranlib checking for gawk... gawk checking command to parse /usr/bin/nm -B output from gcc object... ok checking for sysroot... no checking for mt... no checking if : is a manifest tool... no checking how to run the C preprocessor... gcc -E checking for ANSI C header files... yes checking for sys/types.h... yes checking for sys/stat.h... yes checking for stdlib.h... yes checking for string.h... yes checking for memory.h... yes checking for strings.h... yes checking for inttypes.h... yes checking for stdint.h... yes checking for unistd.h... yes checking for dlfcn.h... yes checking for objdir... .libs checking if gcc supports -fno-rtti -fno-exceptions... no checking for gcc option to produce PIC... -fPIC -DPIC checking if gcc PIC flag -fPIC -DPIC works... yes checking if gcc static flag -static works... yes checking if gcc supports -c -o file.o... yes checking if gcc supports -c -o file.o... (cached) yes checking whether the gcc linker (/usr/bin/ld -m elf_x86_64) supports shared libraries... yes checking whether -lc should be explicitly linked in... no checking dynamic linker characteristics... GNU/Linux ld.so checking how to hardcode library paths into programs... immediate checking whether stripping libraries is possible... yes checking if libtool supports shared libraries... yes checking whether to build shared libraries... yes checking whether to build static libraries... no checking for gcc... (cached) gcc checking whether we are using the GNU C compiler... (cached) yes checking whether gcc accepts -g... (cached) yes checking for gcc option to accept ISO C89... (cached) none needed checking for a BSD-compatible install... /usr/bin/install -c checking for ANSI C header files... (cached) yes checking for symlink... yes checking for apxs usability in /usr/bin/apxs... yes checking for apachectl utility... /usr/sbin/apachectl checking whether to enable FASTCGI... not requested. use --with-fastcgi=dir to enable checking for apr-config usability in /usr/bin/apr-1-config... yes checking for apu-config usability in /usr/bin/apu-1-config... yes checking for apr_memcache_hash in -laprutil-1... no configure: WARNING: supplied apr-util does not contain memcache functions. memcache cache backend disabled checking sqlite3.h usability... yes checking sqlite3.h presence... yes checking for sqlite3.h... yes checking for sqlite3_open_v2 in -lsqlite3... yes using libsqlite3 from system libs. checking for pkg-config... /usr/bin/pkg-config checking for Pixman... using supplied pkg-config definition /usr/lib/pkgconfig/qpixman-1.pc checking if pixman version is >= 0.13.2... 0.13.3 configure: checking where PNG is installed... checking for png_init_io in -lpng... yes checking png.h usability... yes checking png.h presence... yes checking for png.h... yes using libpng from system libs. checking setjmp.h usability... yes checking setjmp.h presence... yes checking for setjmp.h... yes configure: checking where JPEG is installed... checking for jpeg_read_header in -ljpeg... yes checking jpeglib.h usability... yes checking jpeglib.h presence... yes checking for jpeglib.h... yes using libjpeg from system libs. configure: checking where TIFF is installed... checking for TIFFReadScanline in -ltiff... yes checking tiffio.h usability... yes checking tiffio.h presence... yes checking for tiffio.h... yes using libtiff from system libs. checking for pcre library inclusion... in system locations checking for pcre_compile in -lpcre... yes checking pcre.h usability... yes checking pcre.h presence... yes checking for pcre.h... yes checking for gdal-config... /usr/local/bin/gdal-config checking for geos-config... /usr/local/bin/geos-config checking for GEOSPreparedIntersects in -lgeos_c... yes checking for curl-config... /usr/bin/curl-config configure: creating ./config.status config.status: creating Makefile.inc config.status: creating nginx/config config.status: creating lib/Makefile config.status: creating apache/Makefile config.status: creating util/Makefile config.status: creating cgi/Makefile config.status: executing libtool commands
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