I'm having issues with mysql57 not building under macOS 10.13 I'm seeing this on three different computers I had no issues with this exact same setup under MacOS 10.12 A completely new install under macOS 10.11 had no issues either
The main.log file is here : http://www.mathiesen.info/macports -- Bjarne D Mathiesen Korsør ; Danmark ; Europa ---------------------------------------------------------------------- denne besked er skrevet i et totalt M$-frit miljø macOS 10.13.4 High Sierra (17E199) 2 x 3,46 GHz 6-Core Intel Xeon ; 48 GB 1333 MHz DDR3 ECC ATI Radeon HD 5770 1024 MB