******************************************************************************** conan install pupnp/1.14.2@ --build=pupnp --profile:host=/Users/jenkins/w/BuildSingleReference@3/13193/c5630e66-7bb4-47f7-aed3-e2984b455ecf/profile_host.txt --profile:build=default ******************************************************************************** pupnp/1.14.2: WARN: Build folder is dirty, removing it: /Users/jenkins/w/BuildSingleReference@3/.conan/data/pupnp/1.14.2/_/_/build/940ada30447f6679f00da38284492f0b364779ab configure.ac:233: error: possibly undefined macro: AC_PROG_LIBTOOL If this token and others are legitimate, please use m4_pattern_allow. See the Autoconf documentation. autoreconf: /usr/local/Cellar/autoconf/2.69/bin/autoconf failed with exit status: 1 pupnp/1.14.2: ERROR: Package '940ada30447f6679f00da38284492f0b364779ab' build failed pupnp/1.14.2: WARN: Build folder /Users/jenkins/w/BuildSingleReference@3/.conan/data/pupnp/1.14.2/_/_/build/940ada30447f6679f00da38284492f0b364779ab ERROR: pupnp/1.14.2: Error in build() method, line 104 autotools = self._configure_autotools() while calling '_configure_autotools', line 97 self.run("./bootstrap", run_environment=True, cwd=self._source_subfolder) ConanException: Error 1 while executing DYLD_LIBRARY_PATH="" DYLD_FRAMEWORK_PATH="" ./bootstrap