[PHP-users 4078] Re: --enable-gdでjpeg がyesにならない（スレ元）

[朝倉 誠]

> とりあえず、config.logで何故失敗したかを調べると良いと思います。

ログの中身が

---------------------------------------------------------------
/usr/local/lib/libgd.a(gd_jpeg.o): In function `fatal_jpeg_error':
gd_jpeg.o(.text+0x40): undefined reference to `jpeg_destroy'
/usr/local/lib/libgd.a(gd_jpeg.o): In function `gdImageJpegCtx':
gd_jpeg.o(.text+0x14f): undefined reference to `jpeg_std_error'
gd_jpeg.o(.text+0x1b6): undefined reference to `jpeg_CreateCompress'
gd_jpeg.o(.text+0x1e8): undefined reference to `jpeg_set_defaults'
gd_jpeg.o(.text+0x200): undefined reference to `jpeg_set_quality'
gd_jpeg.o(.text+0x21e): undefined reference to `jpeg_simple_progression'
gd_jpeg.o(.text+0x27a): undefined reference to `jpeg_destroy_compress'
gd_jpeg.o(.text+0x29d): undefined reference to `jpeg_start_compress'
gd_jpeg.o(.text+0x33d): undefined reference to `jpeg_write_marker'
gd_jpeg.o(.text+0x3f3): undefined reference to `jpeg_write_scanlines'
gd_jpeg.o(.text+0x438): undefined reference to `jpeg_finish_compress'
gd_jpeg.o(.text+0x441): undefined reference to `jpeg_destroy_compress'
/usr/local/lib/libgd.a(gd_jpeg.o): In function `gdImageCreateFromJpegCtx':
gd_jpeg.o(.text+0x4e4): undefined reference to `jpeg_std_error'
gd_jpeg.o(.text+0x52c): undefined reference to `jpeg_CreateDecompress'
gd_jpeg.o(.text+0x547): undefined reference to `jpeg_read_header'
gd_jpeg.o(.text+0x611): undefined reference to `jpeg_start_decompress'
gd_jpeg.o(.text+0x750): undefined reference to `jpeg_read_scanlines'
gd_jpeg.o(.text+0x7a0): undefined reference to `jpeg_finish_decompress'
gd_jpeg.o(.text+0x7cc): undefined reference to `jpeg_destroy_decompress'
gd_jpeg.o(.text+0x809): undefined reference to `jpeg_destroy_decompress'
/usr/local/lib/libgd.a(gd_jpeg.o): In function `jpeg_gdIOCtx_src':
gd_jpeg.o(.text+0x9cd): undefined reference to `jpeg_resync_to_restart'
configure: failed program was:
---------------------------------------------------------------
となってました。

すみませんが、これはどういう事なのですか？