Cannot make security/nss

[Mikhail Teterin]

= /usr/local/lib/libplc4.so: undefined reference to `gethostbyname_r'
= /usr/local/lib/libplc4.so: undefined reference to `getprotobyname_r'
= /usr/local/lib/libplc4.so: undefined reference to `gethostbyname2_r'
= /usr/local/lib/libplc4.so: undefined reference to `getprotobynumber_r'
= /usr/local/lib/libplc4.so: undefined reference to `gethostbyaddr_r'
= /usr/local/lib/libplc4.so: undefined reference to `__h_errno'
= gmake[2]: *** [FreeBSD6.0_OPT.OBJ/addbuiltin] Error 1
= gmake[2]: Leaving directory

You, likely, need to update and reinstall your devel/nspr port...

	-mi