HelenOS sources

PrintfQualifierSize  104 boot/generic/src/printf_core.c 	PrintfQualifierSize,
PrintfQualifierSize  124 common/printf/printf_core.c 	PrintfQualifierSize,
PrintfQualifierSize  124 kernel/generic/common/printf/printf_core.c 	PrintfQualifierSize,
PrintfQualifierSize  124 uspace/lib/c/common/printf/printf_core.c 	PrintfQualifierSize,

HelenOS homepage, sources at GitHub