Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> writes:
> /usr/pgsql-10/include/server/utils/pg_locale.h:19:26: error:
> unicode/ucol.h: Adresář nebo soubor neexistuje
> This mean not optional dependency on ICU.
Really? That file has
#ifdef USE_ICU
#include <unicode/ucol.h>
#endif
So if you managed to get that error without having said --with-icu,
I'd be very interested to see how.
regards, tom lane