u32u32_sub        365 ext/uvector/uvector.c #define u32u32_sub(x, y, clamp)  u32_sub_safe(x, y, clamp)
u32u32_sub        372 ext/uvector/uvector.c #define u32u32_sub(x, y, clamp)  u32_sub_safe(x, y, clamp)