diff -ru a/src/DES_bs.c b/src/DES_bs.c
--- a/src/DES_bs.c	2012-07-14 09:36:44.000000000 -0400
+++ b/src/DES_bs.c	2016-08-07 15:08:48.011369100 -0400
@@ -52,7 +52,7 @@
 };
 
 #if DES_BS_ASM
-extern void DES_bs_init_asm(void);
+extern void DES_INTERNAL DES_bs_init_asm(void);
 #endif
 
 void DES_bs_init(int LM, int cpt)
--- a/src/DES_bs.h	2013-05-06 02:19:49.000000000 -0400
+++ b/src/DES_bs.h	2019-02-23 12:06:05.913582953 -0500
@@ -35,6 +35,16 @@
 #define DES_bs_vector			ARCH_WORD
 #endif
 
+#ifndef HAVE_INTERNAL_ATTR
+#define HAVE_INTERNAL_ATTR 0
+#endif
+
+#if     HAVE_INTERNAL_ATTR
+#define DES_INTERNAL  __attribute__((visibility("internal")))
+#else
+#define DES_INTERNAL
+#endif
+
 /*
  * All bitslice DES parameters combined into one struct for more efficient
  * cache usage. Don't re-order unless you know what you're doing, as there
@@ -112,7 +122,7 @@
 #else
 #define DES_bs_mt			0
 #define DES_bs_cpt			1
-extern DES_bs_combined DES_bs_all;
+extern  DES_INTERNAL DES_bs_combined DES_bs_all;
 #define for_each_t(n)
 #define init_t()
 #endif
@@ -120,7 +130,7 @@
 /*
  * Initializes the internal structures.
  */
-extern void DES_bs_init(int LM, int cpt);
+extern void DES_INTERNAL DES_bs_init(int LM, int cpt);
 
 /*
  * Sets a salt for DES_bs_crypt().
@@ -139,17 +149,17 @@
 /*
  * Almost generic implementation: 24-bit salts, variable iteration count.
  */
-extern void DES_bs_crypt(int count, int keys_count);
+extern void DES_INTERNAL DES_bs_crypt(int count, int keys_count);
 
 /*
  * A simplified special-case implementation: 12-bit salts, 25 iterations.
  */
-extern void DES_bs_crypt_25(int keys_count);
+extern void DES_INTERNAL DES_bs_crypt_25(int keys_count);
 
 /*
  * Another special-case version: a non-zero IV, no salts, no iterations.
  */
-extern int DES_bs_crypt_LM(int *keys_count, struct db_salt *salt);
+extern int DES_INTERNAL DES_bs_crypt_LM(int *keys_count, struct db_salt *salt);
 
 /*
  * Converts an ASCII ciphertext to binary to be used with one of the
--- john-1.8.0/src/Makefile.orig	2013-05-29 23:21:25.000000000 +0000
+++ john-1.8.0/src/Makefile	2016-09-11 21:19:18.930129331 +0000
@@ -32,7 +32,7 @@
 # CFLAGS for use on the main john.c file only
 CFLAGS_MAIN = $(CFLAGS)
 ASFLAGS = -c $(OMPFLAGS)
-LDFLAGS = -s $(OMPFLAGS)
+LDFLAGS = $(LDFLAGS_DEBUG) $(OMPFLAGS)
 OPT_NORMAL = -funroll-loops
 # Remove the "-Os" if you're using an ancient version of gcc
 OPT_INLINE = -Os -funroll-loops -finline-functions
@@ -104,6 +104,13 @@
 #	@echo "linux-ppc64-altivec      Linux, PowerPC 64-bit w/AltiVec"
 	@echo "linux-ppc64              Linux, PowerPC 64-bit"
 	@echo "linux-ia64               Linux, IA-64"
+	@echo "midipix-x86-64-avx       Midipix, x86-64 with AVX (2011+ Intel CPUs)"
+	@echo "midipix-x86-64           Midipix, x86-64 with SSE2 (most common)"
+	@echo "midipix-x86-avx          Midipix, x86 32-bit with AVX (2011+ Intel CPUs)"
+	@echo "midipix-x86-xop          Midipix, x86 32-bit with AVX and XOP (2011+ AMD CPUs)"
+	@echo "midipix-x86-sse2         Midipix, x86 32-bit with SSE2 (most common, if 32-bit)"
+	@echo "midipix-x86-mmx          Midipix, x86 32-bit with MMX (for old computers)"
+	@echo "midipix-x86-any          Midipix, x86 32-bit (for truly ancient computers)"
 	@echo "freebsd-x86-64           FreeBSD, x86-64 with SSE2 (best)"
 	@echo "freebsd-x86-sse2         FreeBSD, x86 with SSE2 (best if 32-bit)"
 	@echo "freebsd-x86-mmx          FreeBSD, x86 with MMX"
@@ -306,6 +313,64 @@
 		CFLAGS="$(CFLAGS) -DHAVE_CRYPT" \
 		LDFLAGS="$(LDFLAGS) -lcrypt"
 
+midipix-x86-64-avx:
+	$(LN) x86-64.h arch.h
+	$(MAKE) $(PROJ) \
+		JOHN_OBJS="$(JOHN_OBJS) c3_fmt.o x86-64.o" \
+		CFLAGS_MAIN="$(CFLAGS) -DJOHN_AVX -DHAVE_CRYPT -fvisibility=hidden -DHAVE_INTERNAL_ATTR" \
+		CFLAGS="$(CFLAGS) -mavx -DHAVE_CRYPT -fvisibility=hidden -DHAVE_INTERNAL_ATTR" \
+		ASFLAGS="$(ASFLAGS) -mavx" \
+		LDFLAGS="$(LDFLAGS) -lcrypt"
+
+midipix-x86-64:
+	$(LN) x86-64.h arch.h
+	$(MAKE) $(PROJ) \
+		JOHN_OBJS="$(JOHN_OBJS) c3_fmt.o x86-64.o" \
+		CFLAGS="$(CFLAGS) -DHAVE_CRYPT -fvisibility=hidden -DHAVE_INTERNAL_ATTR" \
+		LDFLAGS="$(LDFLAGS) -lcrypt"
+
+midipix-x86-avx:
+	$(LN) x86-sse.h arch.h
+	$(MAKE) $(PROJ) \
+		JOHN_OBJS="$(JOHN_OBJS) c3_fmt.o x86.o" \
+		CFLAGS_MAIN="$(CFLAGS) -m32 -DJOHN_AVX -DHAVE_CRYPT -fvisibility=hidden -DUNDERSCORES" \
+		CFLAGS="$(CFLAGS) -m32 -mavx -DHAVE_CRYPT -fvisibility=hidden -DHAVE_INTERNAL_ATTR -DUNDERSCORES" \
+		ASFLAGS="$(ASFLAGS) -m32 -mavx -DUNDERSCORES" \
+		LDFLAGS="$(LDFLAGS) -m32 -lcrypt"
+
+midipix-x86-xop:
+	$(LN) x86-sse.h arch.h
+	$(MAKE) $(PROJ) \
+		JOHN_OBJS="$(JOHN_OBJS) c3_fmt.o x86.o" \
+		CFLAGS_MAIN="$(CFLAGS) -m32 -DJOHN_XOP -DHAVE_CRYPT -fvisibility=hidden -DUNDERSCORES" \
+		CFLAGS="$(CFLAGS) -m32 -mxop -DHAVE_CRYPT -fvisibility=hidden -DHAVE_INTERNAL_ATTR -DUNDERSCORES" \
+		ASFLAGS="$(ASFLAGS) -m32 -mxop -DUNDERSCORES" \
+		LDFLAGS="$(LDFLAGS) -m32 -lcrypt"
+
+midipix-x86-sse2:
+	$(LN) x86-sse.h arch.h
+	$(MAKE) $(PROJ) \
+		JOHN_OBJS="$(JOHN_OBJS) c3_fmt.o x86.o x86-sse.o" \
+		CFLAGS="$(CFLAGS) -DHAVE_CRYPT -fvisibility=hidden -DHAVE_INTERNAL_ATTR -DUNDERSCORES" \
+		ASFLAGS="$(ASFLAGS) -m32 -DUNDERSCORES" \
+		LDFLAGS="$(LDFLAGS) -lcrypt"
+
+midipix-x86-mmx:
+	$(LN) x86-mmx.h arch.h
+	$(MAKE) $(PROJ) \
+		JOHN_OBJS="$(JOHN_OBJS) c3_fmt.o x86.o x86-mmx.o" \
+		CFLAGS="$(CFLAGS) -DHAVE_CRYPT -fvisibility=hidden -DHAVE_INTERNAL_ATTR -DUNDERSCORES" \
+		ASFLAGS="$(ASFLAGS) -m32 -DUNDERSCORES" \
+		LDFLAGS="$(LDFLAGS) -lcrypt"
+
+midipix-x86-any:
+	$(LN) x86-any.h arch.h
+	$(MAKE) $(PROJ) \
+		JOHN_OBJS="$(JOHN_OBJS) c3_fmt.o x86.o" \
+		CFLAGS="$(CFLAGS) -DHAVE_CRYPT -fvisibility=hidden -DHAVE_INTERNAL_ATTR -DUNDERSCORES" \
+		ASFLAGS="$(ASFLAGS) -m32 -DUNDERSCORES" \
+		LDFLAGS="$(LDFLAGS) -lcrypt"
+
 freebsd-x86-64:
 	$(LN) x86-64.h arch.h
 	$(MAKE) $(PROJ) \