LibTomCrypt is a fairly comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining modes, pseudo-random number generators, public key cryptography and a plethora of other routines.
This enables -no-undefined linker flag in mingw toolchain. Previous related commit 9c2c9f8af4c1e0073284baceb34a5c88f0e33b49