diff --git a/etc/conf.org b/etc/conf.org
index bd3023c..6fca701 100644
--- a/etc/conf.org
+++ b/etc/conf.org
@@ -860,6 +860,38 @@ Flycheck syntax checkers
 (advice-add #'flycheck-default-executable-find :around
             #'nd/flycheck-find-exe-no-docker)
 #+END_SRC
+*** C
+#+BEGIN_SRC emacs-lisp
+(defun nd/init-c-company ()
+  "Set the company backends for anaconda mode."
+  (setq-local company-backends '(company-c-headers
+                                 company-dabbrev-code
+                                 company-irony)))
+
+;; requires clang (duh)
+(use-package flycheck-clang-analyzer
+  :straight t
+  :after flycheck
+  :config
+  (flycheck-clang-analyzer-setup))
+
+;; requires cmake/llvm
+(use-package irony
+  :straight t
+  :hook ((irony-mode . irony-cdb-autosetup-compile-options)))
+
+(use-package company-irony
+  :straight t)
+
+(use-package company-c-headers
+  :straight t)
+
+(use-package c-mode
+  :after flycheck
+  :hook ((c-mode . company-mode)
+         (c-mode . irony-mode)
+         (c-mode . nd/init-c-company)))
+#+END_SRC
 *** Python
 **** inferior shell
 :PROPERTIES: