package.cpp: fix ILP32 build with -Wformat. #3527
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Android uses -Wformat, and although %lu works on LP64 where size_t is unsigned long, on ILP32 where size_t is unsigned int it fails with "format specifies type 'unsigned long' but the argument has type 'unsigned int'". The fix is to just use %zu, which is the specifier for size_t.
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Android uses -Wformat, and although %lu works on LP64 where size_t is unsigned long, on ILP32 where size_t is unsigned int it fails with "format specifies type 'unsigned long' but the argument has type 'unsigned int'".
The fix is to just use %zu, which is the specifier for size_t.