diff -Naur libmad-0.15.1b.orig/AUTHORS libmad-0.15.1b/AUTHORS
--- libmad-0.15.1b.orig/AUTHORS	1970-01-01 02:00:00.000000000 +0200
+++ libmad-0.15.1b/AUTHORS	2019-07-09 16:11:58.671099511 +0300
@@ -0,0 +1 @@
+# patch
diff -Naur libmad-0.15.1b.orig/ChangeLog libmad-0.15.1b/ChangeLog
--- libmad-0.15.1b.orig/ChangeLog	1970-01-01 02:00:00.000000000 +0200
+++ libmad-0.15.1b/ChangeLog	2019-07-09 16:12:02.871091228 +0300
@@ -0,0 +1 @@
+# patch
diff -Naur libmad-0.15.1b.orig/configure.ac libmad-0.15.1b/configure.ac
--- libmad-0.15.1b.orig/configure.ac	2019-07-09 16:03:27.560110809 +0300
+++ libmad-0.15.1b/configure.ac	2019-07-09 16:04:03.960038510 +0300
@@ -28,7 +28,7 @@
 
 AM_INIT_AUTOMAKE
 
-AM_CONFIG_HEADER([config.h])
+AC_CONFIG_HEADERS([config.h])
 
 dnl System type.
 
@@ -124,71 +124,7 @@
 
 if test "$GCC" = yes
 then
-    if test -z "$arch"
-    then
-	case "$host" in
-	    i386-*)           ;;
-	    i?86-*)           arch="-march=i486" ;;
-	    arm*-empeg-*)     arch="-march=armv4 -mtune=strongarm1100" ;;
-	    armv4*-*)         arch="-march=armv4 -mtune=strongarm" ;;
-	    powerpc-*)        ;;
-	    mips*-agenda-*)   arch="-mcpu=vr4100" ;;
-	    mips*-luxsonor-*) arch="-mips1 -mcpu=r3000 -Wa,-m4010" ;;
-	esac
-    fi
-
-    case "$optimize" in
-	-O|"-O "*)
-	    optimize="-O"
-	    optimize="$optimize -fforce-mem"
-	    optimize="$optimize -fforce-addr"
-	    : #x optimize="$optimize -finline-functions"
-	    : #- optimize="$optimize -fstrength-reduce"
-	    optimize="$optimize -fthread-jumps"
-	    optimize="$optimize -fcse-follow-jumps"
-	    optimize="$optimize -fcse-skip-blocks"
-	    : #x optimize="$optimize -frerun-cse-after-loop"
-	    : #x optimize="$optimize -frerun-loop-opt"
-	    : #x optimize="$optimize -fgcse"
-	    optimize="$optimize -fexpensive-optimizations"
-	    optimize="$optimize -fregmove"
-	    : #* optimize="$optimize -fdelayed-branch"
-	    : #x optimize="$optimize -fschedule-insns"
-	    optimize="$optimize -fschedule-insns2"
-	    : #? optimize="$optimize -ffunction-sections"
-	    : #? optimize="$optimize -fcaller-saves"
-	    : #> optimize="$optimize -funroll-loops"
-	    : #> optimize="$optimize -funroll-all-loops"
-	    : #x optimize="$optimize -fmove-all-movables"
-	    : #x optimize="$optimize -freduce-all-givs"
-	    : #? optimize="$optimize -fstrict-aliasing"
-	    : #* optimize="$optimize -fstructure-noalias"
-
-	    case "$host" in
-		arm*-*)
-		    optimize="$optimize -fstrength-reduce"
-		    ;;
-		mips*-*)
-		    optimize="$optimize -fstrength-reduce"
-		    optimize="$optimize -finline-functions"
-		    ;;
-		i?86-*)
-		    optimize="$optimize -fstrength-reduce"
-		    ;;
-		powerpc-apple-*)
-		    # this triggers an internal compiler error with gcc2
-		    : #optimize="$optimize -fstrength-reduce"
-
-		    # this is really only beneficial with gcc3
-		    : #optimize="$optimize -finline-functions"
-		    ;;
-		*)
-		    # this sometimes provokes bugs in gcc 2.95.2
-		    : #optimize="$optimize -fstrength-reduce"
-		    ;;
-	    esac
-	    ;;
-    esac
+    optimize="-O2"
 fi
 
 case "$host" in
@@ -297,6 +233,7 @@
 then
     case "$host" in
 	i?86-*)     FPM="INTEL"  ;;
+	x86_64*)    FPM="64BIT"  ;;
 	arm*-*)     FPM="ARM"    ;;
 	mips*-*)    FPM="MIPS"   ;;
 	sparc*-*)   FPM="SPARC"  ;;
diff -Naur libmad-0.15.1b.orig/NEWS libmad-0.15.1b/NEWS
--- libmad-0.15.1b.orig/NEWS	1970-01-01 02:00:00.000000000 +0200
+++ libmad-0.15.1b/NEWS	2019-07-09 16:11:56.887103030 +0300
@@ -0,0 +1 @@
+# patch