GNU Autoconf 2.57 told me to email you

[Chip Seraphine]

Got the following while running the configure script for nmap 3.27 on an 
intel machine running Solaris 2.8.  Not sure what other pertinents you 
need; if you want more info, just ask and I will be happy to try and 
reproduce the bug and provide you with whatever info you'd like.

address@hidden:16:57:56:~/src/nmap-3.27$ autoconf --version
autoconf (GNU Autoconf) 2.57
Written by David J. MacKenzie and Akim Demaille.

Copyright 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
address@hidden:14:51:04:~/src/nmap-3.27$ ./configure --prefix=/opt
checking for gcc... gcc
checking for C compiler default output... 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 ANSI C... none needed
checking for g++... g++
checking whether we are using the GNU C++ compiler... yes
checking whether g++ accepts -g... yes
checking build system type... i386-pc-solaris2.8
checking host system type... i386-pc-solaris2.8
checking for main in -lm... yes
checking for gethostent... no
checking for gethostent in -lnsl... yes
checking for setsockopt... no
checking for setsockopt in -lsocket... yes
checking for nanosleep... no
checking for nanosleep in -lposix4... yes
checking how to run the C preprocessor... gcc -E
checking for egrep... egrep
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... no
checking for unistd.h... yes
checking pcap.h usability... no
checking pcap.h presence... no
checking for pcap.h... no
checking for ANSI C header files... (cached) yes
checking for string.h... (cached) yes
checking getopt.h usability... no
checking getopt.h presence... no
checking for getopt.h... no
checking for strings.h... (cached) yes
checking for memory.h... (cached) yes
checking sys/param.h usability... yes
checking sys/param.h presence... yes
checking for sys/param.h... yes
checking sys/sockio.h usability... yes
checking sys/sockio.h presence... yes
checking for sys/sockio.h... yes
checking netinet/if_ether.h usability... no
checking netinet/if_ether.h presence... yes
configure: WARNING: netinet/if_ether.h: present but cannot be compiled
configure: WARNING: netinet/if_ether.h: check for missing prerequisite 
headers?
configure: WARNING: netinet/if_ether.h: proceeding with the 
preprocessor's result
configure: WARNING:     ## ------------------------------------ ##
configure: WARNING:     ## Report this to address@hidden ##
configure: WARNING:     ## ------------------------------------ ##
checking for netinet/if_ether.h... yes
[snip]