Support -fPIC and -fPIE for most libs and PHP

src/SPC/builder/unix/library/nghttp2.php

@@ -36,7 +36,8 @@ trait nghttp2
         [,,$destdir] = SEPARATED_PATH;
 
         shell()->cd($this->source_dir)
-            ->exec(
+            ->setEnv(['CFLAGS' => $this->getLibExtraCFlags(), 'LDFLAGS' => $this->getLibExtraLdFlags(), 'LIBS' => $this->getLibExtraLibs()])
+            ->execWithEnv(
                 './configure ' .
                 '--enable-static ' .
                 '--disable-shared ' .
@@ -45,9 +46,9 @@ trait nghttp2
                 $args . ' ' .
                 '--prefix='
             )
-            ->exec('make clean')
-            ->exec("make -j{$this->builder->concurrency}")
-            ->exec("make install DESTDIR={$destdir}");
+            ->execWithEnv('make clean')
+            ->execWithEnv("make -j{$this->builder->concurrency}")
+            ->execWithEnv("make install DESTDIR={$destdir}");
         $this->patchPkgconfPrefix(['libnghttp2.pc']);
     }
 }