commit ab4eee3cf0d0c1d861d64b9569a5d1497800cae2
Author: Mario Haustein <mario.haustein@hrz.tu-chemnitz.de>
Date:   Thu Jan 30 22:36:48 2025 +0100

    Specify argument types in function prototypes
    
    Modern C standards require full prototypes. This commit fixes the bug
    reported in https://bugs.gentoo.org/944153.

Upstream: https://sourceforge.net/p/mcj/fig2dev/merge-requests/1/
Bug: https://bugs.gentoo.org/944153
--- a/transfig/mkfile.c
+++ b/transfig/mkfile.c
@@ -17,10 +17,12 @@
 #include <stdio.h>
 #include "transfig.h"
 
-void puttarget();
-void putfig();
-void putoptions();
-void putclean();
+void puttarget(FILE *mk, char *i, char *suf1, char *suf2);
+void putfig(FILE *mk, enum language to, int altfonts,
+	char *f, char *s, char *m, char *o, char *i, char *suf);
+void putoptions(FILE *mk, int altfonts, char *f, char *s, char *m, char *o,
+	char *i, char *suf);
+void putclean(FILE *mk, char *i, char *suf);
 
 /*
  * create an appropriate makefile
--- a/transfig/transfig.c
+++ b/transfig/transfig.c
@@ -33,8 +33,10 @@ extern void texfile(FILE *tx, char *in);	/* txfile.c */
 extern void makefile(FILE *mk, int altfonts); /* mkfile.c */
 
 
-argument *parse_arg(), *arglist = NULL, *lastarg = NULL;
-char *strip();
+argument *parse_arg(enum language tolang, char *arg_f, char *arg_s,
+	char *arg_m, char *arg_o, char *arg);
+argument *arglist = NULL, *lastarg = NULL;
+char *strip(char *str, char *suf);
 
 char *mkfile = "Makefile";
 char *txfile = "transfig.tex";
--- a/transfig/transfig.h
+++ b/transfig/transfig.h
@@ -60,11 +60,12 @@ typedef struct argument{
 	struct argument *next;
 } argument ;
 
-extern enum language str2lang();
+extern enum language str2lang(char *s);
 extern char *lname[];
 extern char *iname[];
 
-extern char *sysls(), *mksuff();
+extern char *sysls(void);
+extern char *mksuff(char *name, char *suff);
 extern argument *arglist;
 extern char *txfile, *mkfile;