loading cache ./config.cache checking host system type... i686-pc-cygwin checking echo setting... checking setting template to... cygwin32 checking setting USE_LOCALE... disabled checking setting CYR_RECODE... disabled checking setting MULTIBYTE... disabled checking setting DEF_PGPORT... 5432 checking setting DEF_MAXBACKENDS... 32 checking setting USE_TCL... disabled checking setting USE_PERL... disabled checking setting USE_ODBC... disabled checking setting ASSERT CHECKING... disabled checking for gcc... gcc checking whether the C compiler (gcc -O2 -g ) works... no configure: error: installation or configuration problem: C compiler cannot create executables.