HelenOS sources

vsnprintf          60 common/stdc/vsnprintf.c int vsnprintf(char *str, size_t size, const char *fmt, va_list ap)
vsnprintf          60 kernel/generic/common/stdc/vsnprintf.c int vsnprintf(char *str, size_t size, const char *fmt, va_list ap)
vsnprintf          60 uspace/lib/c/common/stdc/vsnprintf.c int vsnprintf(char *str, size_t size, const char *fmt, va_list ap)