From 6e9df9f111dfe8b5ce4be181b2ec5dca291a8b99 Mon Sep 17 00:00:00 2001
From: Viktor Szakats <commit@vsz.me>
Date: Thu, 12 Mar 2026 01:34:01 +0100
Subject: [PATCH] Makefile.am: replace stray `:=` with `=` [ci skip]

`=` is used everywhere else in `Makefile.am` files.

Cherry-picked from #21000
---
 lib/Makefile.am | 4 ++--
 src/Makefile.am | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/Makefile.am b/lib/Makefile.am
index d02bf02250..8a2bd4e68e 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -164,8 +164,8 @@ UNITV_ = $(UNITV_0)
 $(UNITPROTOS): $(CSOURCES)
 	$(UNIT_V)(cd $(srcdir) && @PERL@ ../scripts/extract-unit-protos $(CSOURCES)) > $(top_builddir)/lib/$(UNITPROTOS)
 
-_tidy_cflags :=
-TIDYFLAGS :=
+_tidy_cflags =
+TIDYFLAGS =
 if CURL_WERROR
 TIDYFLAGS += '--warnings-as-errors=*'
 endif
diff --git a/src/Makefile.am b/src/Makefile.am
index 77dbbe26e9..69554ee490 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -215,8 +215,8 @@ all-local: checksrc
 endif
 endif
 
-_tidy_cflags :=
-TIDYFLAGS :=
+_tidy_cflags =
+TIDYFLAGS =
 if CURL_WERROR
 TIDYFLAGS += '--warnings-as-errors=*'
 endif