Patch ld saved_script_handle

[Tom Rix <trix at redhat dot com>]

ld does not build (at least on aix 4.3.3) 

Traced the problem to initializing the variable saved_script_handle in ldgram.y
to false.  This patch initializes it to NULL.

Tom
-- 
Tom Rix 
GCC Engineer
trix@redhat.com
256.704.9201
2001-08-15  Tom Rix <trix@redhat.com>

	* ldgram.y (saved_script_handle): Initialize to NULL.
	* ldmain.c (main): Change check on saved_script_handle.

diff -rcp src-original/ld/ldgram.y src/ld/ldgram.y
*** src-original/ld/ldgram.y	Wed Aug 15 07:41:02 2001
--- src/ld/ldgram.y	Wed Aug 15 07:41:59 2001
*************** static enum section_type sectype;
*** 50,56 ****
  lang_memory_region_type *region;
  
  boolean ldgram_want_filename = true;
! FILE *  saved_script_handle = false;
  boolean force_make_executable = false;
  
  boolean ldgram_in_script = false;
--- 50,56 ----
  lang_memory_region_type *region;
  
  boolean ldgram_want_filename = true;
! FILE *  saved_script_handle = NULL;
  boolean force_make_executable = false;
  
  boolean ldgram_in_script = false;
diff -rcp src-original/ld/ldmain.c src/ld/ldmain.c
*** src-original/ld/ldmain.c	Wed Aug 15 07:41:02 2001
--- src/ld/ldmain.c	Wed Aug 15 07:43:37 2001
*************** main (argc, argv)
*** 298,304 ****
  
    /* If we have not already opened and parsed a linker script
       read the emulation's appropriate default script.  */
!   if (saved_script_handle == false)
      {
        int isfile;
        char *s = ldemul_get_script (& isfile);
--- 298,304 ----
  
    /* If we have not already opened and parsed a linker script
       read the emulation's appropriate default script.  */
!   if (saved_script_handle == NULL)
      {
        int isfile;
        char *s = ldemul_get_script (& isfile);