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ildumi pushed a commit to branch development
in repository libtool.

The following commit(s) were added to refs/heads/development by this push:
     new e77adcea m4: '+=' is not universally supported
e77adcea is described below

commit e77adcea6ebc7337e56bbc0da9bd410ecc550744
Author: Ozkan Sezer <seze...@gmail.com>
AuthorDate: Sat Jun 29 13:23:52 2024 +0300

    m4: '+=' is not universally supported
    
    * m4/libtool.m4: Remove '+=' in variable assignment since it is not
      universally supported.
---
 m4/libtool.m4 | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/m4/libtool.m4 b/m4/libtool.m4
index 381d4cb3..31f1be04 100644
--- a/m4/libtool.m4
+++ b/m4/libtool.m4
@@ -1030,7 +1030,7 @@ m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
     AC_CACHE_CHECK([for -no_fixup_chains linker flag],
       [lt_cv_support_no_fixup_chains],
       [ save_LDFLAGS=$LDFLAGS
-        LDFLAGS+=" -Wl,-no_fixup_chains"
+        LDFLAGS="$LDFLAGS -Wl,-no_fixup_chains"
         AC_LINK_IFELSE(
           [AC_LANG_PROGRAM([],[])],
           lt_cv_support_no_fixup_chains=yes,
@@ -1091,7 +1091,7 @@ _LT_EOF
         *)
           _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup'
           if test yes = "$lt_cv_support_no_fixup_chains"; then
-            _lt_dar_allow_undefined+=' $wl-no_fixup_chains'
+            _lt_dar_allow_undefined='$_lt_dar_allow_undefined 
$wl-no_fixup_chains'
           fi
         ;;
       esac

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