Build only the required part of zlib with correct options instead of reusing the userland version. This fixes some weird m68k issue, and still works on x86.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@30482 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/system/boot/Jamfile

@@ -37,7 +37,8 @@ KernelLd boot_loader_$(TARGET_BOOT_PLATFORM) :
 	boot_tarfs.a
 	boot_fatfs.a
 
-	libz.a
+	# needed by tarfs
+	boot_zlib.a
 
 	# libroot functions needed by the stage2 boot loader (compiled for the
 	# kernel)

src/system/boot/loader/file_systems/tarfs/Jamfile

@@ -13,8 +13,19 @@ SubDirC++Flags -fno-rtti $(defines) ;
 
 SEARCH_SOURCE += [ FDirName $(HAIKU_TOP) src libs zlib ] ;
 
-KernelStaticLibrary boot_tarfs :
-	tarfs.cpp
+
+KernelStaticLibrary boot_zlib :
 	inflate.c
+	inffast.c
+	inftrees.c
+	adler32.c
+	crc32.c
+	zutil.c
+	: -fno-pic
+	;
+
+
+KernelStaticLibrary boot_tarfs :
+	tarfs.cpp
 	: -fno-pic
 	;