From 791b757537d48a9e6beec4a1551d277b79b95f37 Mon Sep 17 00:00:00 2001 From: Bernd Kuhls Date: Mon, 2 Mar 2026 20:09:25 +0100 Subject: [PATCH] configure: fix for gcc >= 14.x The pre-generated configure script has a check that doesn't work with GCC >= 14.x: configure:1932: checking for ANSI C header files configure:1945: /home/bernd/buildroot/output/per-package/lrzsz/host/bin/i586-buildroot-linux-gnu-cpp -D_LARGEFILE_SOURCE -D_LARGEFILE64_S OURCE -D_FILE_OFFSET_BITS=64 conftest.c >/dev/null 2>conftest.out configure:2012: /home/bernd/buildroot/output/per-package/lrzsz/host/bin/i586-buildroot-linux-gnu-gcc -o conftest -D_LARGEFILE_SOURCE -D_L ARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -g0 -D_FORTIFY_SOURCE=1 -std=gnu17 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BIT S=64 conftest.c 1>&5 configure: In function 'main': configure:2007:67: error: implicit declaration of function 'exit' [-Wimplicit-function-declaration] 2007 | if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2); | ^~~~ configure:2003:1: note: include '' or provide a declaration of 'exit' 2002 | #include +++ |+#include Doing AUTORECONF = YES doesn't work as the configure.in is very old, so let's fix the configure script directly. Upstream: N/A, patching generated file Signed-off-by: Bernd Kuhls --- configure | 2 ++ 1 file changed, 2 insertions(+) diff --git a/configure b/configure index 16a259a..8601361 100755 --- a/configure +++ b/configure @@ -1572,6 +1572,7 @@ else #line 1573 "configure" #include "confdefs.h" #include +#include #define ISLOWER(c) ('a' <= (c) && (c) <= 'z') #define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c)) #define XOR(e, f) (((e) && !(f)) || (!(e) && (f))) @@ -2000,6 +2001,7 @@ else #line 2001 "configure" #include "confdefs.h" #include +#include #define ISLOWER(c) ('a' <= (c) && (c) <= 'z') #define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c)) #define XOR(e, f) (((e) && !(f)) || (!(e) && (f))) -- 2.47.3