2 files changed, 7 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/riscv64/sys/asm.h b/libc/sysdeps/linux/riscv64/sys/asm.h
index ddb84b683..3c94c9a70 100644
--- a/libc/sysdeps/linux/riscv64/sys/asm.h
+++ b/libc/sysdeps/linux/riscv64/sys/asm.h
@@ -26,7 +26,11 @@
 # define REG_S sd
 # define REG_L ld
 #elif __riscv_xlen == 32
-# error "rv32i-based targets are not supported"
+# define PTRLOG 2
+# define SZREG    4
+# define REG_S sw
+# define REG_L lw
+// # warning "rv32i-based targets are experimental"
 #else
 # error __riscv_xlen must equal 32 or 64
 #endif
diff --git a/libc/sysdeps/linux/riscv64/sys/ucontext.h b/libc/sysdeps/linux/riscv64/sys/ucontext.h
index 2a80a853c..2893ff359 100644
--- a/libc/sysdeps/linux/riscv64/sys/ucontext.h
+++ b/libc/sysdeps/linux/riscv64/sys/ucontext.h
@@ -21,6 +21,8 @@
 #define _SYS_UCONTEXT_H	1
 
 #include <features.h>
+#include <signal.h>
+#include <bits/sigcontext.h>
 
 typedef unsigned long int __riscv_mc_gp_state[32];