From c7bafcdbf9c9329b6d6c6da61eb1c54334957991 Mon Sep 17 00:00:00 2001
From: Huidae Cho <grass4u@gmail.com>
Date: Fri, 15 May 2026 15:26:53 -0600
Subject: [PATCH] build: Skip PROJ version check on cross-compilation

---
 configure    | 2 +-
 configure.ac | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/configure b/configure
index c1a1526f6ac..58e529aac69 100755
--- a/configure
+++ b/configure
@@ -9299,7 +9299,7 @@ proj_version="$proj_ver_major.$proj_ver_minor.$proj_ver_patch"
 if test "$(expr "$proj_ver_major" \>= 9)" = 1; then
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: using PROJ version \"${proj_version}\"" >&5
 printf "%s\n" "using PROJ version \"${proj_version}\"" >&6; }
-else
+elif test "$cross_compiling" != "yes" ; then
   as_fn_error $? "*** PROJ version 9.0.0 or newer is required (found version \"${proj_version}\")" "$LINENO" 5
 fi
 
diff --git a/configure.ac b/configure.ac
index b8846fcc357..0f8a7afe83f 100755
--- a/configure.ac
+++ b/configure.ac
@@ -765,7 +765,7 @@ proj_version="$proj_ver_major.$proj_ver_minor.$proj_ver_patch"
 
 if test "$(expr "$proj_ver_major" \>= 9)" = 1; then
   AC_MSG_RESULT([using PROJ version "${proj_version}"])
-else
+elif test "$cross_compiling" != "yes" ; then
   AC_MSG_ERROR([*** PROJ version 9.0.0 or newer is required (found version "${proj_version}")])
 fi