missing ldl

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checking whether build environment is sane... yes
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checking for strip... strip
checking for a thread-safe mkdir -p... /bin/mkdir -p
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checking build system type... i686-pc-linux-gnu
checking host system type... arm-bcm2708-linux-gnueabi
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checking how to convert i686-pc-linux-gnu file names to arm-bcm2708-linux-gnueabi format... func_convert_file_noop
checking how to convert i686-pc-linux-gnu file names to toolchain format... func_convert_file_noop
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checking how to recognize dependent libraries... pass_all
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checking how to associate runtime and link libraries... printf %s\n
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checking command to parse nm output from gcc object... ok
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checking if mt is a manifest tool... no
checking how to run the C preprocessor... gcc -E
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checking dynamic linker characteristics... GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
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checking how to run the C++ preprocessor... g++ -E
checking for ld used by g++... /usr/bin/ld
checking if the linker (/usr/bin/ld) is GNU ld... yes
checking whether the g++ linker (/usr/bin/ld) supports shared libraries... yes
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checking dynamic linker characteristics... (cached) GNU/Linux ld.so
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checking boost/shared_ptr.hpp usability... yes
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checking for python... /usr/bin/python
checking for a version of Python >= '2.1.0'... yes
checking for a version of Python >= 2.4... yes
checking for the distutils Python package... yes
checking for Python include path... -I/usr/include/python2.7
checking for Python library path... -L/usr/lib -lpython2.7
checking for Python site-packages path... /usr/lib/python2.7/dist-packages
checking python extra libraries... -L/usr/lib -lz -lpthread -ldl  -lutil
checking python extra linking flags... -Xlinker -export-dynamic -Wl,-O1 -Wl,-Bsymbolic-functions
checking consistency of all components of python development environment... yes
configure: Using Python 2.7
== WARNING: OpenGLES support is assumed.
checking for mysql_config... /usr/bin/mysql_config
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checking for main in -lcrypto... yes
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Could not find suitable version of libbluetooth
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checking for libbluray soname... libbluray.so.1
checking for main in -ldl... no