Код: Выделить всё
...
/usr/lib/libqt-mt.so: undefined reference to `png_get_IHDR@PNG12_0'
/usr/lib/libqt-mt.so: undefined reference to `png_destroy_write_struct@PNG12_0'
/usr/lib/libqt-mt.so: undefined reference to `png_write_end@PNG12_0'
/usr/lib/libqt-mt.so: undefined reference to `png_set_compression_level@PNG12_0'
/usr/lib/libqt-mt.so: undefined reference to `png_set_write_fn@PNG12_0'
...
/usr/lib/libqt-mt.so: undefined reference to `png_get_y_pixels_per_meter@PNG12_0'
/usr/lib/libqt-mt.so: undefined reference to `png_set_progressive_read_fn@PNG12_0'
/usr/lib/libqt-mt.so: undefined reference to `png_get_x_offset_pixels@PNG12_0'
/usr/lib/libqt-mt.so: undefined reference to `png_set_strip_16@PNG12_0'
/usr/lib/libqt-mt.so: undefined reference to `png_set_pHYs@PNG12_0'
collect2: ld returned 1 exit status
...такая же проблема и с sdl_image, пишу make, а он мне :
Код: Выделить всё
...
./.libs/libSDL_image.so: undefined reference to `png_get_IHDR@PNG12_0'
./.libs/libSDL_image.so: undefined reference to `png_destroy_read_struct@PNG12_0'
./.libs/libSDL_image.so: undefined reference to `png_create_read_struct@PNG12_0'
./.libs/libSDL_image.so: undefined reference to `png_set_read_fn@PNG12_0'
./.libs/libSDL_image.so: undefined reference to `png_read_image@PNG12_0'
...
./.libs/libSDL_image.so: undefined reference to `png_set_expand@PNG12_0'
./.libs/libSDL_image.so: undefined reference to `png_sig_cmp@PNG12_0'
./.libs/libSDL_image.so: undefined reference to `png_get_tRNS@PNG12_0'
./.libs/libSDL_image.so: undefined reference to `png_set_strip_16@PNG12_0'
collect2: ld returned 1 exit status
...в чём проблема?