--- a/glob.h
+++ b/glob.h
@@ -37,48 +37,48 @@
  * A bunch of global variable declarations lie herein.
  * def.h must be included first.
  */
-int	msgCount;			/* Count of messages read in */
-int	rcvmode;			/* True if receiving mail */
-int	sawcom;				/* Set after first command */
-int	senderr;			/* An error while checking */
-int	edit;				/* Indicates editing a file */
-int	readonly;			/* Will be unable to rewrite file */
-int	noreset;			/* String resets suspended */
-int	sourcing;			/* Currently reading variant file */
-int	loading;			/* Loading user definitions */
-int	cond;				/* Current state of conditional exc. */
-FILE	*itf;				/* Input temp file buffer */
-FILE	*otf;				/* Output temp file buffer */
-int	image;				/* File descriptor for image of msg */
-FILE	*input;				/* Current command input file */
-char	mailname[PATHSIZE];		/* Name of current file */
-char	prevfile[PATHSIZE];		/* Name of previous file */
-char	*homedir;			/* Path name of home directory */
-char	*myname;			/* My login name */
-off_t	mailsize;			/* Size of system mailbox */
-int	lexnumber;			/* Number of TNUMBER from scan() */
-char	lexstring[STRINGLEN];		/* String from TSTRING, scan() */
-int	regretp;			/* Pointer to TOS of regret tokens */
-int	regretstack[REGDEP];		/* Stack of regretted tokens */
-char	*string_stack[REGDEP];		/* Stack of regretted strings */
-int	numberstack[REGDEP];		/* Stack of regretted numbers */
-struct	message	*dot;			/* Pointer to current message */
-struct	message	*message;		/* The actual message structure */
-struct	var	*variables[HSHSIZE];	/* Pointer to active var list */
-struct	grouphead	*groups[HSHSIZE];/* Pointer to active groups */
-struct	ignoretab	ignore[2];	/* ignored and retained fields
-					   0 is ignore, 1 is retain */
-struct	ignoretab	saveignore[2];	/* ignored and retained fields
-					   on save to folder */
-struct	ignoretab	ignoreall[2];	/* special, ignore all headers */
-char	**altnames;			/* List of alternate names for user */
-int	debug;				/* Debug flag set */
-int	screenwidth;			/* Screen width, or best guess */
-int	screenheight;			/* Screen height, or best guess,
-					   for "header" command */
-int	realscreenheight;		/* the real screen height */
-int	uflag;				/* Are we in -u mode? */
-sigset_t intset;			/* Signal set that is just SIGINT */
+extern int	msgCount;			/* Count of messages read in */
+extern int	rcvmode;			/* True if receiving mail */
+extern int	sawcom;				/* Set after first command */
+extern int	senderr;			/* An error while checking */
+extern int	edit;				/* Indicates editing a file */
+extern int	readonly;			/* Will be unable to rewrite file */
+extern int	noreset;			/* String resets suspended */
+extern int	sourcing;			/* Currently reading variant file */
+extern int	loading;			/* Loading user definitions */
+extern int	cond;				/* Current state of conditional exc. */
+extern FILE	*itf;				/* Input temp file buffer */
+extern FILE	*otf;				/* Output temp file buffer */
+extern int	image;				/* File descriptor for image of msg */
+extern FILE	*input;				/* Current command input file */
+extern char	mailname[PATHSIZE];		/* Name of current file */
+extern char	prevfile[PATHSIZE];		/* Name of previous file */
+extern char	*homedir;			/* Path name of home directory */
+extern char	*myname;			/* My login name */
+extern off_t	mailsize;			/* Size of system mailbox */
+extern int	lexnumber;			/* Number of TNUMBER from scan() */
+extern char	lexstring[STRINGLEN];		/* String from TSTRING, scan() */
+extern int	regretp;			/* Pointer to TOS of regret tokens */
+extern int	regretstack[REGDEP];		/* Stack of regretted tokens */
+extern char	*string_stack[REGDEP];		/* Stack of regretted strings */
+extern int	numberstack[REGDEP];		/* Stack of regretted numbers */
+extern struct	message	*dot;			/* Pointer to current message */
+extern struct	message	*message;		/* The actual message structure */
+extern struct	var	*variables[HSHSIZE];	/* Pointer to active var list */
+extern struct	grouphead	*groups[HSHSIZE];/* Pointer to active groups */
+extern struct	ignoretab	ignore[2];	/* ignored and retained fields
+					   0 is ignore, 1 is retain */
+extern struct	ignoretab	saveignore[2];	/* ignored and retained fields
+					   on save to folder */
+extern struct	ignoretab	ignoreall[2];	/* special, ignore all headers */
+extern char	**altnames;			/* List of alternate names for user */
+extern int	debug;				/* Debug flag set */
+extern int	screenwidth;			/* Screen width, or best guess */
+extern int	screenheight;			/* Screen height, or best guess,
+					   for "header" command */
+extern int	realscreenheight;		/* the real screen height */
+extern int	uflag;				/* Are we in -u mode? */
+extern sigset_t intset;			/* Signal set that is just SIGINT */
 
 /*
  * The pointers for the string allocation routines,
@@ -87,7 +87,7 @@
  * twice as much, and so on.
  */
 #define	NSPACE	25			/* Total number of string spaces */
-struct strings {
+extern struct strings {
 	char	*s_topFree;		/* Beginning of this area */
 	char	*s_nextFree;		/* Next alloctable place here */
 	unsigned s_nleft;		/* Number of bytes left here */
--- a/main.c
+++ b/main.c
@@ -36,6 +36,51 @@
 #include "extern.h"
 #include <locale.h>
 
+int	msgCount;			/* Count of messages read in */
+int	rcvmode;			/* True if receiving mail */
+int	sawcom;				/* Set after first command */
+int	senderr;			/* An error while checking */
+int	edit;				/* Indicates editing a file */
+int	readonly;			/* Will be unable to rewrite file */
+int	noreset;			/* String resets suspended */
+int	sourcing;			/* Currently reading variant file */
+int	loading;			/* Loading user definitions */
+int	cond;				/* Current state of conditional exc. */
+FILE	*itf;				/* Input temp file buffer */
+FILE	*otf;				/* Output temp file buffer */
+int	image;				/* File descriptor for image of msg */
+FILE	*input;				/* Current command input file */
+char	mailname[PATHSIZE];		/* Name of current file */
+char	prevfile[PATHSIZE];		/* Name of previous file */
+char	*homedir;			/* Path name of home directory */
+char	*myname;			/* My login name */
+off_t	mailsize;			/* Size of system mailbox */
+int	lexnumber;			/* Number of TNUMBER from scan() */
+char	lexstring[STRINGLEN];		/* String from TSTRING, scan() */
+int	regretp;			/* Pointer to TOS of regret tokens */
+int	regretstack[REGDEP];		/* Stack of regretted tokens */
+char	*string_stack[REGDEP];		/* Stack of regretted strings */
+int	numberstack[REGDEP];		/* Stack of regretted numbers */
+struct	message	*dot;			/* Pointer to current message */
+struct	message	*message;		/* The actual message structure */
+struct	var	*variables[HSHSIZE];	/* Pointer to active var list */
+struct	grouphead	*groups[HSHSIZE];/* Pointer to active groups */
+struct	ignoretab	ignore[2];	/* ignored and retained fields
+					   0 is ignore, 1 is retain */
+struct	ignoretab	saveignore[2];	/* ignored and retained fields
+					   on save to folder */
+struct	ignoretab	ignoreall[2];	/* special, ignore all headers */
+char	**altnames;			/* List of alternate names for user */
+int	debug;				/* Debug flag set */
+int	screenwidth;			/* Screen width, or best guess */
+int	screenheight;			/* Screen height, or best guess,
+					   for "header" command */
+int	realscreenheight;		/* the real screen height */
+int	uflag;				/* Are we in -u mode? */
+sigset_t intset;			/* Signal set that is just SIGINT */
+
+struct strings stringdope[NSPACE];
+
 static void	usage(void);
 	int	main(int, char **);