this is a centos box running asterisk 1.2.14
[root@srv-pbx asterisk]# ./configure
checking build system type… i686-pc-linux-gnu
checking host system type… i686-pc-linux-gnu
checking for uname… /bin/uname
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… no
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 g++… no
checking for c++… no
checking for gpp… no
checking for aCC… no
checking for CC… no
checking for cxx… no
checking for cc++… no
checking for cl.exe… no
checking for FCC… no
checking for KCC… no
checking for RCC… no
checking for xlC_r… no
checking for xlC… no
checking whether we are using the GNU C++ compiler… no
checking whether g++ accepts -g… no
checking how to run the C preprocessor… gcc -E
checking how to run the C++ preprocessor… /lib/cpp
configure: error: C++ preprocessor “/lib/cpp” fails sanity check
See config.log' for more details. [root@srv-pbx asterisk]# nano config.log checking whether the C compiler works... yes checking whether we are cross compiling... no 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 g++... no checking for c++... no checking for gpp... no checking for aCC... no checking for CC... no checking for cxx... no checking for cc++... no checking for cl.exe... no checking for FCC... no checking for KCC... no checking for RCC... no checking for xlC_r... no checking for xlC... no checking whether we are using the GNU C++ compiler... no checking whether g++ accepts -g... no checking how to run the C preprocessor... gcc -E checking how to run the C++ preprocessor... /lib/cpp configure: error: C++ preprocessor "/lib/cpp" fails sanity check See
config.log’ for more details.