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$NetBSD: patch-ab,v 1.3 2012/11/01 19:26:15 joerg Exp $

--- detex.l.orig	2008-02-01 19:55:51.000000000 +0000
+++ detex.l
@@ -59,9 +59,7 @@ static char	rcsid[] = "$Header: /p/src/l
 #ifndef MAXPATHLEN
 #include <sys/param.h>
 #endif
-#ifdef OS2
 #include <stdlib.h>
-#endif
 
 #define	LaBEGIN		if (fLatex) BEGIN
 #define	IGNORE		if (fSpace && !fWord) putchar(' ')
@@ -72,10 +70,11 @@ static char	rcsid[] = "$Header: /p/src/l
 #define STRIPARGS(x)	cArgs=x; LaBEGIN LaMacro2
 #define	CITE(x)		if (fLatex && !fCite) KILLARGS(x)
 
+void InputFile(char *sbFile);
+void IncludeFile(char *sbFile);
+void AddInclude(char *sbFile);
+
 char	*SafeMalloc();
-#ifndef NO_MALLOC_DECL
-char	*malloc();
-#endif
 #ifdef OS2
 void	yyless(int);
 #endif
@@ -565,8 +564,7 @@ char	*sbEnv;
 **	the sbFile is ignored.
 ******/
 
-InputFile(sbFile)
-char	*sbFile;
+void InputFile(char *sbFile)
 {
 	FILE	*TexOpen();
 
@@ -589,8 +587,7 @@ char	*sbFile;
 **	and open sbFile.  If the open fails, the sbFile is ignored.
 ******/
 
-IncludeFile(sbFile)
-char	*sbFile;
+void IncludeFile(char *sbFile)
 {
 	FILE	*TexOpen();
 
@@ -615,8 +612,7 @@ char	*sbFile;
 **	If the include list is too long, sbFile is ignored.
 ******/
 
-AddInclude(sbFile)
-char	*sbFile;
+void AddInclude(char *sbFile)
 {
 	if (!fFollow)
 	    return;