# running Build.PL 
/Users/cpanrun/pristine/5.8.7/bin/perl Build.PL
Found pkg-config version 0.15.0.
Package ortp was not found in the pkg-config search path.
Perhaps you should add the directory containing `ortp.pc'
to the PKG_CONFIG_PATH environment variable
No package 'ortp' found
Couldn't run Build.PL:  at /Users/cpanrun/pristine/5.8.7/lib/site_perl/5.8.7/Module/Build/Compat.pm line 200.