error reporting

[Rajiv Nakarmi]

configure: WARNING: arpa/inet.h: proceeding with the preprocessor's result
configure: WARNING:     ## ------------------------------------ ##
configure: WARNING:     ## Report this to address@hidden ##
configure: WARNING:     ## ------------------------------------ ##
checking for arpa/inet.h... no
checking fenv.h usability... no
checking fenv.h presence... no
checking for fenv.h... no
checking netinet/in.h usability... yes
checking netinet/in.h presence... no
configure: WARNING: netinet/in.h: accepted by the compiler, rejected by the
prep
rocessor!
configure: WARNING: netinet/in.h: proceeding with the preprocessor's result
configure: WARNING:     ## ------------------------------------ ##
configure: WARNING:     ## Report this to address@hidden ##
configure: WARNING:     ## ------------------------------------ ##
checking for netinet/in.h... no
checking for string.h... (cached) yes
checking for strings.h... (cached) yes
checking time.h usability... yes
checking time.h presence... no
configure: WARNING: time.h: accepted by the compiler, rejected by the
preprocess
or!
configure: WARNING: time.h: proceeding with the preprocessor's result
configure: WARNING:     ## ------------------------------------ ##
configure: WARNING:     ## Report this to address@hidden ##
configure: WARNING:     ## ------------------------------------ ##
checking for time.h... no
checking for unistd.h... (cached) yes
checking net/ethernet.h usability... no
checking net/ethernet.h presence... no
checking for net/ethernet.h... no
checking for main in -lm... no
configure: error: Could not find math library
./configure: line 6777: exit: cannot: numeric argument required
./configure: line 6777: exit: cannot: numeric argument required