Forbid implicit MAKE rules

They overshadowed my pattern rules (as opposed to make 4.3) which then
failed and the project failed to build.

diff --git a/Makefile b/Makefile
index d6dd7117c69678c72bd2cebe85bc31f821c60698..7a35b339166550bd3bbb62c539a4baf424212208 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,5 @@
+MAKEFLAGS += --no-builtin-rules
+
 CC := gcc
 CFLAGS := -std=c99 -Wall -Wextra -Werror -Wpedantic
 LDFLAGS := -L Libft -lft -lncurses