<net/if_tap.h> on FreeBSD

[Dag-Erling Smørgrav]

FreeBSD's <net/if_tap.h> requires u_char to be defined:

checking net/if_tap.h usability... no
checking net/if_tap.h presence... yes
configure: WARNING: net/if_tap.h: present but cannot be compiled
configure: WARNING: net/if_tap.h:     check for missing prerequisite headers?
configure: WARNING: net/if_tap.h: see the Autoconf documentation
configure: WARNING: net/if_tap.h:     section "Present But Cannot Be Compiled"
configure: WARNING: net/if_tap.h: proceeding with the preprocessor's result
configure: WARNING: net/if_tap.h: in the future, the compiler will take precedence
configure: WARNING:     ## ------------------------------------------- ##
configure: WARNING:     ## Report this to openssh-unix-dev at mindrot.org ##
configure: WARNING:     ## ------------------------------------------- ##
checking for net/if_tap.h... yes

from config.log:

configure:6422: checking net/if_tap.h usability
configure:6434: gcc -c -g -O2 -Wall -Wpointer-arith -Wuninitialized -Wsign-compa
re  conftest.c >&5
In file included from conftest.c:47:
/usr/include/net/if_tap.h:49: error: syntax error before "u_char"
configure:6440: $? = 1

DES
-- 
Dag-Erling Smørgrav - des at des.no