Debian jessie
$ ./configure ・・・ use gnutls checking for GNUTLS... no configure: error: Package requirements (gnutls >= 1.2) were not met: No package 'gnutls' found Consider adjusting the PKG_CONFIG_PATH environment variable if you installed software in a non-standard prefix. Alternatively, you may set the environment variables GNUTLS_CFLAGS and GNUTLS_LIBS to avoid the need to call pkg-config. See the pkg-config man page for more details.
libgnutls28-dev を入れ忘れてるとこうなる。
・・・ checking for gcry_md_hash_buffer in -lgcrypt... no configure: error: gcrypt not found
libgcrypt20-dev を入れ忘れてるとこうなる。