Cargo Features

[dependencies]
std_detect = { version = "0.1.5", default-features = false, features = ["std_detect_file_io", "std_detect_dlsym_getauxval"] }
default = std_detect_dlsym_getauxval, std_detect_file_io

These default features are set whenever std_detect is added without default-features = false somewhere in the dependency tree.

std_detect_file_io default
std_detect_dlsym_getauxval default = libc

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality [may be removed in the future](https://rust-lang.github.io/rfcs/3491-remove-implicit-features.html).

libc std_detect_dlsym_getauxval