+ AC_DEFINE(NTOHL_IN_SYS_PARAM_H, 1, Define if ntohl is in <sys/param.h>.)
+ AC_MSG_RESULT(yes), AC_MSG_RESULT(no))
+
+dnl Check for special optimization flags
+CFLAGS="${CFLAGS} -fargument-noalias-global -fstrict-aliasing"
+AC_MSG_CHECKING([if \$CC accepts -fargument-noalias-global -fstrict-aliasing])
+AC_TRY_COMPILE([],,
+ BIZARRE_OPTIMS="-fargument-noalias-global -fstrict-aliasing"
+ AC_MSG_RESULT(yes), AC_MSG_RESULT(no))
+
+dnl Check for -rdynamic flag
+CFLAGS="${CFLAGS} -rdynamic"
+AC_MSG_CHECKING([if \$CC accepts -rdynamic])
+AC_TRY_COMPILE([],,
+ DYNAMIC_FLAG="-rdynamic"