| build | Build package | 
| check_build_tools | Are build tools are available? | 
| check_compiler | Is a compiler available? | 
| check_latex | Is latex installed? | 
| clean_dll | Remove compiled objects from /src/ directory | 
| compiler_flags | Default compiler flags used by devtools. | 
| compile_dll | Compile a .dll/.so from source. | 
| has_build_tools | Are build tools are available? | 
| has_compiler | Is a compiler available? | 
| has_devel | Is a compiler available? | 
| has_latex | Is latex installed? | 
| local_build_tools | Are build tools are available? | 
| pkgbuild_process | Build package in the background | 
| pkg_has_src | Does a source package have src/ directory? | 
| rcmd_build_tools | Call R CMD 'command' with build tools active | 
| without_cache | Tools for testing pkgbuild | 
| without_compiler | Tools for testing pkgbuild | 
| with_build_tools | Are build tools are available? | 
| with_debug | Temporarily set debugging compilation flags. |