/^HAVE_DECL_FCHDIR *=/s/@HAVE_DECL_FCHDIR@/0/
/^HAVE_DECL_FDATASYNC *=/s/@HAVE_DECL_FDATASYNC@/0/
/^HAVE_DECL_FPURGE *=/s/@HAVE_DECL_FPURGE@//
/^HAVE_DECL_FCHDIR *=/s/@HAVE_DECL_FCHDIR@/0/
/^HAVE_DECL_FDATASYNC *=/s/@HAVE_DECL_FDATASYNC@/0/
/^HAVE_DECL_FPURGE *=/s/@HAVE_DECL_FPURGE@//