Index: kernel/Makefile
===================================================================
--- kernel/Makefile	(revision 0b5203bfbdafa8ef8abc2bd7521c6fd282f677e9)
+++ kernel/Makefile	(revision de9a18e087fc024984f3c2000f77bc68fb593b76)
@@ -94,9 +94,9 @@
 	-fdebug-prefix-map=$(realpath $(ROOT_PATH))=.
 
-GCC_CFLAGS = -std=gnu99 -Wall -Wextra -Wno-unused-parameter \
+GCC_CFLAGS = -std=gnu11 -Wall -Wextra -Wno-unused-parameter \
 	-Wmissing-prototypes -Werror-implicit-function-declaration \
 	-Wwrite-strings -pipe -Wno-cast-function-type
 
-CLANG_CFLAGS = -std=gnu99 -Wall -Wextra -Wno-unused-parameter \
+CLANG_CFLAGS = -std=gnu11 -Wall -Wextra -Wno-unused-parameter \
 	-Wno-missing-field-initializers -Wno-unused-command-line-argument \
 	-Wmissing-prototypes -Werror-implicit-function-declaration \
@@ -197,4 +197,5 @@
 	generic/src/mm/tlb.c \
 	generic/src/mm/as.c \
+	generic/src/mm/malloc.c \
 	generic/src/mm/backend_anon.c \
 	generic/src/mm/backend_elf.c \