diff --git a/.gitignore b/.gitignore
index 0f66c4d..09beb6f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,4 +2,5 @@
 *.map
 *.fex
 *.elf
-out/
\ No newline at end of file
+out/
+.dccache
\ No newline at end of file
diff --git a/apps/system/init/Makefile b/apps/system/init/Makefile
index 96a8668..762c8c3 100644
--- a/apps/system/init/Makefile
+++ b/apps/system/init/Makefile
@@ -33,7 +33,7 @@ INCLUDE_DIR = ../../../out/system/include
 
 LDFLAGS := -fPIC -Wl,-Map file.map
 
-WARNCFLAG = -Wall -Wextra
+WARNCFLAG = -Wall -Wextra -Wno-builtin-declaration-mismatch
 
 CFLAGS :=										\
 	-I$(INCLUDE_DIR)							\