#include #include #include int main(void) { png_uint_32 png_version; char png_version_string[16]; png_version = png_access_version_number(); snprintf(png_version_string, 16, "%i.%i.%i", png_version / 10000, (png_version % 10000) / 100, png_version % 100); assert(strcmp(png_version_string, CMAKE_EXPECTED_PNG_VERSION) == 0); return 0; }