AC_C_CONST
AC_TYPE_PID_T
AC_TYPE_SIZE_T
+AC_TYPE_OFF_T
AC_HEADER_TIME
# Checks for library functions.
AC_FUNC_REALLOC
AC_FUNC_SETPGRP
AC_TYPE_SIGNAL
-AC_CHECK_FUNCS([gethostname gettimeofday memchr memmove memset mkdir mkfifo munmap rmdir socket strcspn strerror strrchr strspn strstr strtol strtoul])
+AC_CHECK_FUNCS([gethostname gettimeofday memchr memmove memset mkdir mkfifo munmap rmdir socket strcspn strerror strrchr strspn strstr strtol strtoul pow strcasecmp])
+AC_FUNC_STAT
+AC_HEADER_SYS_WAIT
AC_C_BIGENDIAN