can't configure emacs 21.2 on Linux RedHat 8

[Giovanni Aliberti]

It seems like the "configure" script is not able to pick
up the X11 options ....  has anyone experinced this ??

see the results re X11 below ...

-vanni



./configure --with-x --with-x-toolkit=yes
loading cache ./config.cache
...
....
~
~
  What operating system and machine description files should Emacs use?
        `s/gnu-linux.h' and `m/intel386.h'
  What compiler should emacs be built with?               gcc -g -O2
  Should Emacs use the GNU version of malloc?             yes
      (Using Doug Lea's new malloc from the GNU C Library.)
  Should Emacs use a relocating allocator for buffers?    yes
  Should Emacs use mmap(2) for buffer allocation?         no
  What window system should Emacs use?                    none
  What toolkit should Emacs use?                          none
  Where do we find X Windows header files?                NONE
  Where do we find X Windows libraries?                   NONE
  Does Emacs use -lXaw3d?                                 no
  Does Emacs use -lXpm?                                   no
  Does Emacs use -ljpeg?                                  no
  Does Emacs use -ltiff?                                  no
  Does Emacs use -lungif?                                 no
  Does Emacs use -lpng?                                   no
  Does Emacs use X toolkit scroll bars?                   no


***  It seems like it did not find the X11 files, however the stuff
*** is all there  (in /usr/X11*, /usr/lib/X11*, /etc/X11*  etc)