mkc_check_prog − detects presense of header file.
mkc_check_prog takes a name and looks for the file with that name which would be executable. Executable is searched for along the user’s PATH. If appropriate executable is found, a path to it is printed. Otherwise, an error message is printed and mkc_check_prog exits with error.
Display help message.
progid will be used as a part of _mkc_* cache file name.
List of colon-separated directories.
If set to 1, verbose messages are output to stderr.
If set to 1 and MKC_VERBOSE is set to 1, cached results are output to stderr.
Directory where temporary and cache files are created. If unset they are created in a current directory.
All results are cached unless MKC_NOCACHE variable is set to 1.
If set to 1, temporary files are removed.
Aleksey Cheusov <[email protected]>