compilation fails Percona Server 5.1.50-rel12.1 on FreeBSD

I think we used to have a similar bug on FreeBSD:

gcc -DMYSQL_SERVER -DDEFAULT_MYSQL_HOME="\"/usr/local/Percona-Server-5.1.50-rel12.1-118-FreeBSD-i386\"" -DMYSQL_DATADIR="\"/usr/local/Percona-Server-5.1.50-rel12.1-118-FreeBSD-i386/data\"" -DSHAREDIR="\"/usr/local/Percona-Server-5.1.50-rel12.1-118-FreeBSD-i386/share/mysql\"" -DPLUGINDIR="\"/usr/local/Percona-Server-5.1.50-rel12.1-118-FreeBSD-i386/lib/mysql/plugin\"" -DHAVE_EVENT_SCHEDULER -DHAVE_CONFIG_H -I. -I../include -I../zlib -I../include -I../include -I../regex -I. -DPERCONA_INNODB_VERSION=12.1 -O3 -fno-implicit-templates -fno-exceptions -fno-rtti -DMYSQLD_NET_RETRY_COUNT=1000000 -MT mysqld.o -MD -MP -MF .deps/mysqld.Tpo -c -o mysqld.o mysqld.cc
mysqld.cc:50:20: error: mntent.h: No such file or directory
mysqld.cc:51:24: error: sys/statfs.h: No such file or directory
In file included from mysqld.cc:52:
../include/flashcache_ioctl.h:28:25: error: linux/types.h: No such file or directory
mysqld.cc: In function 'void init_cachedev()':
mysqld.cc:4389: error: aggregate 'statfs stfs_data_home_dir' has incomplete type and cannot be defined
mysqld.cc:4390: error: aggregate 'statfs stfs' has incomplete type and cannot be defined
mysqld.cc:4402: warning: deprecated conversion from string constant to 'char*'
mysqld.cc:4406: error: invalid use of incomplete type 'struct statfs'
mysqld.cc:4389: error: forward declaration of 'struct statfs'
mysqld.cc:4408: warning: deprecated conversion from string constant to 'char*'
mysqld.cc:4412: error: 'setmntent' was not declared in this scope
mysqld.cc:4415: warning: deprecated conversion from string constant to 'char*'
mysqld.cc:4419: error: 'getmntent' was not declared in this scope
mysqld.cc:4421: error: invalid use of incomplete type 'struct mntent'
mysqld.cc:4391: error: forward declaration of 'struct mntent'
mysqld.cc:4421: error: invalid use of incomplete type 'struct statfs'
mysqld.cc:4389: error: forward declaration of 'struct statfs'
mysqld.cc:4423: error: 'fsid_t' was not declared in this scope
mysqld.cc:4426: error: 'endmntent' was not declared in this scope
mysqld.cc:4430: warning: deprecated conversion from string constant to 'char*'
mysqld.cc:4434: error: invalid use of incomplete type 'struct mntent'
mysqld.cc:4391: error: forward declaration of 'struct mntent'
mysqld.cc:4437: warning: deprecated conversion from string constant to 'char*'
mysqld.cc:4446: warning: deprecated conversion from string constant to 'char*'
gmake[3]: *** [mysqld.o] Error 1

Full output
http://test9.gni.percona.com:5930/builders/TGZ_FreeBSD_8_i386/builds/40/steps/shell_3/logs/stdio