Remove unneeded definitions in drivers/globals.h

There were a bunch of unneeded definitions in drivers/globals.h.
All of these were only used in main.c so do not need to be in a
header file.

driver/globals.h

@@ -1,7 +1,7 @@
 #ifndef __globals_H
 #define __globals_H
 /*
- * Copyright (c) 2000 Stephen Williams ([email protected])
+ * Copyright (c) 2000-2009 Stephen Williams ([email protected])
  *
  *    This source code is free software; you can redistribute it
  *    and/or modify it in source code form under the terms of the GNU
@@ -21,31 +21,6 @@
 
 # include  <stddef.h>
 
-  /* This is the base (i.e. -B<value>) of the Icarus Verilog files. */
-extern const char*base;
-
-  /* This is the path to the iconfig file sent to ivl. */
-extern char* iconfig_path;
-extern char* iconfig_common_path;
-
-  /* This is the optional -M<dependfile> value, if one was supplied. */
-extern const char*depfile;
-
-  /* This is the optional -N<path> value, if one was supplied. */
-extern const char*npath;
-
-  /* This is the name of the output file that the user selected. */
-extern const char*opath;
-
-  /* This pointer is set if there were -s<value> parameters. */
-extern char*start;
-
-  /* This flag is true if the -S flag was used on the command line. */
-extern int synth_flag;
-
-  /* This is the name of the selected target. */
-extern const char*targ;
-
   /* This is the integer-width argument that will be passed to ivl. */
 extern unsigned integer_width;
 
@@ -68,14 +43,5 @@ extern void process_define(const char*name);
  
   /* Add a new parameter definition */
 extern void process_parameter(const char*name);
- 
-  /* -v */
-extern int verbose_flag;
-
-extern char warning_flags[];
-
-  /* -y and -Y flags from the command line. */
-extern char* library_flags;
-extern char* library_flags2;
 
 #endif