- # Ask pkg-config for the rest of configure
- $libdir=`pkg-config libucw --atleast-version=3.13 --variable=perl_modules_dir`;
+ # Ask pkg-config if libucw is installed and find its configure modules
+ `pkg-config libucw --atleast-version=3.13`;
+ !$? or die "Package `libucw' (version 3.13 or newer) not found. Is PKG_CONFIG_PATH set properly?\n";
+ $libdir=`pkg-config libucw --variable=perl_modules_dir`;