I tried to compile source code from Advanced Programming in the UNIX Environment on my mac, but after make, the compiling just quit  with this error:... clang: error: unknown argument: '-R.' [-Wunused-command-line-argument-hard-error-in-future]clang: note: this will be a hard error (cannot be downgraded to a warning) in the futuremake[1]: *** [t4] Error 1make: *** [all] Error 1
How can I use apue.h on mac 10.9.4
compiling