also:
diff lyx_strace.log /home/wordprocess/lyx_strace.log|grep /usr/lib64/qt
< stat("/usr/lib64/qt-3.3/bin/lyx", 0x2e17368) = -1 ENOENT (No such file or directory)
< lstat("/usr/lib64/qt-3.3/bin/lyx", 0x7fffec5f33f0) = -1 ENOENT (No such file or directory)
< stat("/usr/lib64/qt-3.3/bin/lyx", 0x2e17368) = -1 ENOENT (No such file or directory)
< lstat("/usr/lib64/qt-3.3/bin/lyx", 0x7fffec5f3430) = -1 ENOENT (No such file or directory)
> stat("/usr/lib64/qt-3.3/bin/lyx", 0x182b458) = -1 ENOENT (No such file or directory)
> lstat("/usr/lib64/qt-3.3/bin/lyx", 0x7fffd8d88850) = -1 ENOENT (No such file or directory)
> stat("/usr/lib64/qt-3.3/bin/lyx", 0x182b458) = -1 ENOENT (No such file or directory)
> lstat("/usr/lib64/qt-3.3/bin/lyx", 0x7fffd8d88890) = -1 ENOENT (No such file or directory)
< statfs("/usr/lib64/qt4/plugins/inputmethods", {f_type="EXT2_SUPER_MAGIC", f_bsize=4096, f_blocks=12901366, f_bfree=11189442, f_bavail=10534091, f_files=3276800, f_ffree=3033685, f_fsid={682310117, -1813623468}, f_namelen=255, f_frsize=4096}) = 0
> statfs("/usr/lib64/qt4/plugins/inputmethods", {f_type="EXT2_SUPER_MAGIC", f_bsize=4096, f_blocks=12901366, f_bfree=11189345, f_bavail=10533994, f_files=3276800, f_ffree=3033686, f_fsid={682310117, -1813623468}, f_namelen=255, f_frsize=4096}) = 0
< statfs("/usr/lib64/qt4/plugins/styles", {f_type="EXT2_SUPER_MAGIC", f_bsize=4096, f_blocks=12901366, f_bfree=11189441, f_bavail=10534090, f_files=3276800, f_ffree=3033685, f_fsid={682310117, -1813623468}, f_namelen=255, f_frsize=4096}) = 0
> statfs("/usr/lib64/qt4/plugins/styles", {f_type="EXT2_SUPER_MAGIC", f_bsize=4096, f_blocks=12901366, f_bfree=11189345, f_bavail=10533994, f_files=3276800, f_ffree=3033686, f_fsid={682310117, -1813623468}, f_namelen=255, f_frsize=4096}) = 0
< open("/usr/lib64/qt4/plugins/imageformats", O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC) = 10
< statfs("/usr/lib64/qt4/plugins/imageformats", {f_type="EXT2_SUPER_MAGIC", f_bsize=4096, f_blocks=12901366, f_bfree=11189439, f_bavail=10534088, f_files=3276800, f_ffree=3033685, f_fsid={682310117, -1813623468}, f_namelen=255, f_frsize=4096}) = 0
> open("/usr/lib64/qt4/plugins/imageformats", O_RDONLY|O_NONBLOCK|O_DIRECTORY|O_CLOEXEC) = 11
> statfs("/usr/lib64/qt4/plugins/imageformats", {f_type="EXT2_SUPER_MAGIC", f_bsize=4096, f_blocks=12901366, f_bfree=11189345, f_bavail=10533994, f_files=3276800, f_ffree=3033686, f_fsid={682310117, -1813623468}, f_namelen=255, f_frsize=4096}) = 0
< open("/usr/lib64/qt4/plugins/imageformats/libqgif.so", O_RDONLY) = 10
< open("/usr/lib64/qt4/plugins/imageformats/libqico.so", O_RDONLY) = 10
< open("/usr/lib64/qt4/plugins/imageformats/libqjpeg.so", O_RDONLY) = 10
> open("/usr/lib64/qt4/plugins/imageformats/libqgif.so", O_RDONLY) = 11
> open("/usr/lib64/qt4/plugins/imageformats/libqico.so", O_RDONLY) = 11
> open("/usr/lib64/qt4/plugins/imageformats/libqjpeg.so", O_RDONLY) = 11
< open("/usr/lib64/qt4/plugins/imageformats/libqmng.so", O_RDONLY) = 10
> open("/usr/lib64/qt4/plugins/imageformats/libqmng.so", O_RDONLY) = 11
< open("/usr/lib64/qt4/plugins/imageformats/libqsvg.so", O_RDONLY) = 10
< open("/usr/lib64/qt4/plugins/imageformats/libqtiff.so", O_RDONLY) = 10
> open("/usr/lib64/qt4/plugins/imageformats/libqsvg.so", O_RDONLY) = 11
> open("/usr/lib64/qt4/plugins/imageformats/libqtiff.so", O_RDONLY) = 11