custom/prog_nbmkdep: workaround for crappylaris-10
examples/hello_strlcpy{,2}: fixes for build failure seen on SunOS-5.10
mkc_getline.h: fix bug seen on SunOS-5.10
On SunOS CC defaults to "cc" and CXX defaults to "CC" without any AI
Fix problems in regression tests seen with latest bmake
examples/hello_dictd: move dirty hack with nm(1) to Linux section