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https://tug.org/pipermail/tex-live/2024-November/050931.html
https://bugs.gentoo.org/944178
--- a/dvi-draw.c
+++ b/dvi-draw.c
@@ -198,7 +198,6 @@ bmUnitT bit_masks[] = {
#ifdef VMS
#define off_t int
#endif
-extern off_t lseek();
#ifndef SEEK_SET /* if <unistd.h> is not provided (or for <X11R5) */
#define SEEK_SET 0
@@ -4693,8 +4692,6 @@ anchor_search(const char *str)
#if GREY
-extern double pow();
-
static void
mask_shifts(Pixel mask, int *pshift1, int *pshift2)
{
--- a/gui/menu.c
+++ b/gui/menu.c
@@ -62,7 +62,7 @@ static struct button_info *m_button_info = NULL; /* toplevel node of pulldown me
static void
-set_menu_info(void *val, XtActionProc proc, Boolean (*cmp)(), struct button_info *item)
+set_menu_info(void *val, XtActionProc proc, Boolean (*cmp)(void *, const char *), struct button_info *item)
{
size_t i;
ASSERT(item != NULL, "item in set_menu_info musn't be NULL!");
@@ -96,7 +96,7 @@ set_menu_info(void *val, XtActionProc proc, Boolean (*cmp)(), struct button_info
/* set a menu according to val and the compare function cmp */
void
-set_menu(void *val, XtActionProc proc, Boolean (*cmp)())
+set_menu(void *val, XtActionProc proc, Boolean (*cmp)(void *, const char *))
{
/* removed following since cast from function pointer to void pointer is not supported by ANSI C */
/* TRACE_GUI((stderr, "set_menu_info: %d, %p, %p", *(int *)val, (void *)proc, (void *)cmp)); */
--- a/gui/menu.h
+++ b/gui/menu.h
@@ -67,6 +67,6 @@ extern void create_menu_buttons(Widget parent,
#endif
);
-extern void set_menu(void *val, XtActionProc proc, Boolean (*cmp)());
+extern void set_menu(void *val, XtActionProc proc, Boolean (*cmp)(void *, const char *));
#endif /* MENU_H_ */
--- a/gui/sfDraw.c
+++ b/gui/sfDraw.c
@@ -238,7 +238,6 @@ SFstatAndCheck(SFDir *dir, SFEntry *entry)
struct stat statBuf;
char save;
int last;
- extern int SFchdir();
/*
* must be restored before returning
--- a/gui/sfDraw.h
+++ b/gui/sfDraw.h
@@ -56,7 +56,7 @@ void SFhAreaSelectedCallback(Widget w, int n, int pnew);
void SFpathSliderMovedCallback(Widget w, XtPointer client_data, float *new);
void SFpathAreaSelectedCallback(Widget w, XtPointer client_data, int pnew);
Boolean SFworkProc(void);
-extern int (*SFfunc)();
+extern int (*SFfunc)(char *entryReal, char **entryShown, struct stat *statBuf);
extern Widget selFileField, selFileForm, selFileHScroll, selFileHScrolls[], selFileLists[], selFileVScrolls[];
extern Display *SFdisplay;
--- a/gui/sfSelFile.c
+++ b/gui/sfSelFile.c
@@ -125,7 +125,7 @@ XtAppContext SFapp;
int SFpathScrollWidth, SFvScrollHeight, SFhScrollWidth;
char SFtextBuffer[MAXPATHLEN];
XtIntervalId SFdirModTimerId;
-int (*SFfunc) ();
+int (*SFfunc) (char *entryReal, char **entryShown, struct stat *statBuf);
static int SFstatus = SEL_FILE_NULL;
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