Created attachment 541836 [details] Build log Multiple identical errors as below. According to following link at strongswan, it is due to new glibc and fixed in strongswan 5.6.1 or later in September 2017. https://wiki.strongswan.org/issues/2425 Compilation errors: utils/utils/memory.h:99:15: error: ‘uintptr_t’ undeclared (first use in this function); did you mean ‘__intptr_t’?
Created attachment 541838 [details] emerge --info
Created attachment 541840 [details] emerge system settings
Problem is fixed with net-vpn/strongswan-5.6.2