diff --git a/config/env.ini b/config/env.ini
index 71cdb956..0acb903c 100644
--- a/config/env.ini
+++ b/config/env.ini
@@ -35,7 +35,6 @@
 ;   SPC_LINUX_DEFAULT_CC:                   the default compiler for linux. (For alpine linux: `gcc`, default: `$GNU_ARCH-linux-musl-gcc`)
 ;   SPC_LINUX_DEFAULT_CXX:                  the default c++ compiler for linux. (For alpine linux: `g++`, default: `$GNU_ARCH-linux-musl-g++`)
 ;   SPC_LINUX_DEFAULT_AR:                   the default archiver for linux. (For alpine linux: `ar`, default: `$GNU_ARCH-linux-musl-ar`)
-;   SPC_PHP_DEFAULT_LD_LIBRARY_PATH_CMD:    the default LD_LIBRARY_PATH for php. (linux: `LD_LIBRARY_PATH=/usr/local/musl/$GNU_ARCH-linux-musl/lib`, default: empty)
 
 
 [global]
@@ -45,6 +44,14 @@ SPC_CONCURRENCY=${CPU_COUNT}
 SPC_SKIP_PHP_VERSION_CHECK="no"
 ; Ignore some check item for bin/spc doctor command, comma separated (e.g. SPC_SKIP_DOCTOR_CHECK_ITEMS="if homebrew has installed")
 SPC_SKIP_DOCTOR_CHECK_ITEMS=""
+; EXTENSION_DIR where the built php will look for extension when a .ini instructs to load them
+; only useful for builds targeting glibc --libc=glibc
+; default paths
+; Ubuntu/Debian: /usr/lib/php/{PHP_VERSION}/
+; RHEL: /usr/lib64/php/modules
+; Alpine: /usr/lib/php{PHP_VERSION}/modules
+; where {PHP_VERSION} is 84 for php 8.4
+EXTENSION_DIR=
 
 [windows]
 ; php-sdk-binary-tools path
@@ -63,7 +70,7 @@ CXX=${SPC_LINUX_DEFAULT_CXX}
 AR=${SPC_LINUX_DEFAULT_AR}
 LD=ld.gold
 ; default compiler flags, used in CMake toolchain file, openssl and pkg-config build
-SPC_DEFAULT_C_FLAGS=
+SPC_DEFAULT_C_FLAGS="-fPIC"
 SPC_DEFAULT_CXX_FLAGS=
 ; extra libs for building php executable, used in `make` command for building php (this value may changed by extension build process, space separated)
 SPC_EXTRA_LIBS=
@@ -76,7 +83,7 @@ SPC_MICRO_PATCHES=static_extensions_win32,cli_checks,disable_huge_page,vcruntime
 ; buildconf command
 SPC_CMD_PREFIX_PHP_BUILDCONF="./buildconf --force"
 ; configure command
-SPC_CMD_PREFIX_PHP_CONFIGURE="${SPC_PHP_DEFAULT_LD_LIBRARY_PATH_CMD} ./configure --prefix= --with-valgrind=no --enable-shared=no --enable-static=yes --disable-all --disable-cgi --disable-phpdbg --with-pic"
+SPC_CMD_PREFIX_PHP_CONFIGURE="./configure --prefix= --with-valgrind=no --enable-shared=no --enable-static=yes --disable-all --disable-cgi --disable-phpdbg --with-pic"
 ; make command
 SPC_CMD_PREFIX_PHP_MAKE="make -j${CPU_COUNT}"
 ; embed type for php, static (libphp.a) or shared (libphp.so)
diff --git a/config/lib.json b/config/lib.json
index 53c26d2c..bc011b78 100644
--- a/config/lib.json
+++ b/config/lib.json
@@ -11,11 +11,6 @@
         "lib-depends": [
             "lib-base",
             "micro"
-        ],
-        "lib-depends-linux": [
-            "lib-base",
-            "libacl",
-            "micro"
         ]
     },
     "micro": {
diff --git a/src/SPC/builder/linux/LinuxBuilder.php b/src/SPC/builder/linux/LinuxBuilder.php
index 319a5ec1..c72f618b 100644
--- a/src/SPC/builder/linux/LinuxBuilder.php
+++ b/src/SPC/builder/linux/LinuxBuilder.php
@@ -40,6 +40,10 @@ class LinuxBuilder extends UnixBuilderBase
         if (!filter_var(getenv('SPC_NO_MUSL_PATH'), FILTER_VALIDATE_BOOLEAN) && $this->libc !== LIBC_GLIBC) {
             $this->setOptionIfNotExist('library_path', "LIBRARY_PATH=\"/usr/local/musl/{$arch}-linux-musl/lib\"");
             $this->setOptionIfNotExist('ld_library_path', "LD_LIBRARY_PATH=\"/usr/local/musl/{$arch}-linux-musl/lib\"");
+            GlobalEnvManager::putenv("PATH=/usr/local/musl/bin:/usr/local/musl/{$arch}-linux-musl/bin:" . getenv('PATH'));
+            $configure = getenv('SPC_CMD_PREFIX_PHP_CONFIGURE');
+            $configure = "LD_LIBRARY_PATH=\"/usr/local/musl/{$arch}-linux-musl/lib\" " . $configure;
+            GlobalEnvManager::putenv("SPC_CMD_PREFIX_PHP_CONFIGURE={$configure}");
         }
 
         if (str_ends_with(getenv('CC'), 'linux-musl-gcc') && !file_exists("/usr/local/musl/bin/{$arch}-linux-musl-gcc") && (getenv('SPC_NO_MUSL_PATH') !== 'yes')) {
diff --git a/src/SPC/command/BuildCliCommand.php b/src/SPC/command/BuildCliCommand.php
index d991719f..abeeeb0b 100644
--- a/src/SPC/command/BuildCliCommand.php
+++ b/src/SPC/command/BuildCliCommand.php
@@ -5,6 +5,7 @@ declare(strict_types=1);
 namespace SPC\command;
 
 use SPC\builder\BuilderProvider;
+use SPC\builder\linux\LinuxBuilder;
 use SPC\exception\ExceptionHandler;
 use SPC\exception\WrongUsageException;
 use SPC\store\Config;
@@ -108,6 +109,9 @@ class BuildCliCommand extends BuildCommand
             $include_suggest_ext = $this->getOption('with-suggested-exts');
             $include_suggest_lib = $this->getOption('with-suggested-libs');
             [$extensions, $libraries, $not_included] = DependencyUtil::getExtsAndLibs($extensions, $libraries, $include_suggest_ext, $include_suggest_lib);
+            if ($builder instanceof LinuxBuilder && !in_array('libacl', $libraries) && ($rule & BUILD_TARGET_FPM)) {
+                array_unshift($libraries, 'attr', 'libacl');
+            }
             $display_libs = array_filter($libraries, fn ($lib) => in_array(Config::getLib($lib, 'type', 'lib'), ['lib', 'package']));
 
             // print info
diff --git a/src/SPC/util/GlobalEnvManager.php b/src/SPC/util/GlobalEnvManager.php
index 49f334d9..a82c2669 100644
--- a/src/SPC/util/GlobalEnvManager.php
+++ b/src/SPC/util/GlobalEnvManager.php
@@ -108,11 +108,6 @@ class GlobalEnvManager
             'BSD' => self::applyConfig($ini['freebsd']),
             default => null,
         };
-
-        if (PHP_OS_FAMILY === 'Linux' && !filter_var(getenv('SPC_NO_MUSL_PATH'), FILTER_VALIDATE_BOOLEAN)) {
-            self::putenv("SPC_PHP_DEFAULT_LD_LIBRARY_PATH_CMD=LD_LIBRARY_PATH=/usr/local/musl/{$arch}-linux-musl/lib");
-            self::putenv("PATH=/usr/local/musl/bin:/usr/local/musl/{$arch}-linux-musl/bin:" . getenv('PATH'));
-        }
     }
 
     public static function putenv(string $val): void