diff --git a/crypto/aes/asm/aes-armv4.pl b/crypto/aes/asm/aes-armv4.pl
index f72d02745..3efe415e6 100644
--- a/crypto/aes/asm/aes-armv4.pl
+++ b/crypto/aes/asm/aes-armv4.pl
@@ -33,8 +33,8 @@
 # improvement on Cortex A8 core and ~21.5 cycles per byte.
 
 $flavour = shift;
-if ($flavour=~/^\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
-else { while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} }
+if ($flavour=~/\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
+else { while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {} }
 
 if ($flavour && $flavour ne "void") {
     $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
diff --git a/crypto/aes/asm/aes-mips.pl b/crypto/aes/asm/aes-mips.pl
index a82d8af6f..77dfe1ac9 100644
--- a/crypto/aes/asm/aes-mips.pl
+++ b/crypto/aes/asm/aes-mips.pl
@@ -81,13 +81,13 @@ $pf = ($flavour =~ /nubi/i) ? $t0 : $t2;
 
 $big_endian=(`echo MIPSEL | $ENV{CC} -E -`=~/MIPSEL/)?1:0 if ($ENV{CC});
 
-for (@ARGV) {	$output=$_ if (/^\w[\w\-]*\.\w+$/);	}
+for (@ARGV) {	$output=$_ if (/\w[\w\-]*\.\w+$/);	}
 open STDOUT,">$output";
 
 if (!defined($big_endian))
 {    $big_endian=(unpack('L',pack('N',1))==1);   }
 
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 open STDOUT,">$output";
 
 my ($MSB,$LSB)=(0,3);	# automatically converted to little-endian
diff --git a/crypto/aes/asm/aes-s390x.pl b/crypto/aes/asm/aes-s390x.pl
index 71d5b5507..4aacf1b6b 100644
--- a/crypto/aes/asm/aes-s390x.pl
+++ b/crypto/aes/asm/aes-s390x.pl
@@ -92,7 +92,7 @@ if ($flavour =~ /3[12]/) {
 	$g="g";
 }
 
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 open STDOUT,">$output";
 
 $softonly=0;	# allow hardware support
diff --git a/crypto/aes/asm/bsaes-armv7.pl b/crypto/aes/asm/bsaes-armv7.pl
index 03b8d825c..58d0173de 100644
--- a/crypto/aes/asm/bsaes-armv7.pl
+++ b/crypto/aes/asm/bsaes-armv7.pl
@@ -48,8 +48,8 @@
 #					<ard.biesheuvel@linaro.org>
 
 $flavour = shift;
-if ($flavour=~/^\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
-else { while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} }
+if ($flavour=~/\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
+else { while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {} }
 
 if ($flavour && $flavour ne "void") {
     $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
diff --git a/crypto/aes/asm/vpaes-armv8.pl b/crypto/aes/asm/vpaes-armv8.pl
index bc90b9f3b..f44c62a0a 100755
--- a/crypto/aes/asm/vpaes-armv8.pl
+++ b/crypto/aes/asm/vpaes-armv8.pl
@@ -30,7 +30,7 @@
 # (***)	presented for reference/comparison purposes;
 
 $flavour = shift;
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 
 $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
 ( $xlate="${dir}arm-xlate.pl" and -f $xlate ) or
diff --git a/crypto/bn/asm/armv4-gf2m.pl b/crypto/bn/asm/armv4-gf2m.pl
index 22aa4830f..36681ee9c 100644
--- a/crypto/bn/asm/armv4-gf2m.pl
+++ b/crypto/bn/asm/armv4-gf2m.pl
@@ -33,8 +33,8 @@
 # http://conradoplg.cryptoland.net/files/2010/12/mocrysen13.pdf
 
 $flavour = shift;
-if ($flavour=~/^\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
-else { while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} }
+if ($flavour=~/\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
+else { while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {} }
 
 if ($flavour && $flavour ne "void") {
     $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
diff --git a/crypto/bn/asm/armv4-mont.pl b/crypto/bn/asm/armv4-mont.pl
index 6fb5bb40f..c791502e9 100644
--- a/crypto/bn/asm/armv4-mont.pl
+++ b/crypto/bn/asm/armv4-mont.pl
@@ -48,8 +48,8 @@
 # Snapdragon S4.
 
 $flavour = shift;
-if ($flavour=~/^\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
-else { while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} }
+if ($flavour=~/\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
+else { while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {} }
 
 if ($flavour && $flavour ne "void") {
     $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
diff --git a/crypto/bn/asm/mips-mont.pl b/crypto/bn/asm/mips-mont.pl
index a33cdf411..3bccdf693 100644
--- a/crypto/bn/asm/mips-mont.pl
+++ b/crypto/bn/asm/mips-mont.pl
@@ -67,7 +67,7 @@ $SAVED_REGS_MASK = ($flavour =~ /nubi/i) ? 0x00fff000 : 0x00ff0000;
 #
 ######################################################################
 
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 open STDOUT,">$output";
 
 if ($flavour =~ /64|n32/i) {
diff --git a/crypto/bn/asm/mips.pl b/crypto/bn/asm/mips.pl
index acafde5e5..4c8eba0a0 100644
--- a/crypto/bn/asm/mips.pl
+++ b/crypto/bn/asm/mips.pl
@@ -49,7 +49,7 @@
 # key length, more for longer keys.
 
 $flavour = shift || "o32";
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 open STDOUT,">$output";
 
 if ($flavour =~ /64|n32/i) {
diff --git a/crypto/bn/asm/s390x-gf2m.pl b/crypto/bn/asm/s390x-gf2m.pl
index 9d18d40e7..1d76c9f41 100644
--- a/crypto/bn/asm/s390x-gf2m.pl
+++ b/crypto/bn/asm/s390x-gf2m.pl
@@ -35,7 +35,7 @@ if ($flavour =~ /3[12]/) {
         $g="g";
 }
 
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 open STDOUT,">$output";
 
 $stdframe=16*$SIZE_T+4*8;
diff --git a/crypto/bn/asm/s390x-mont.pl b/crypto/bn/asm/s390x-mont.pl
index 9fd64e81e..bdad486e4 100644
--- a/crypto/bn/asm/s390x-mont.pl
+++ b/crypto/bn/asm/s390x-mont.pl
@@ -54,7 +54,7 @@ if ($flavour =~ /3[12]/) {
 	$g="g";
 }
 
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 open STDOUT,">$output";
 
 $stdframe=16*$SIZE_T+4*8;
diff --git a/crypto/chacha/asm/chacha-armv4.pl b/crypto/chacha/asm/chacha-armv4.pl
index 4545101c3..c90839983 100755
--- a/crypto/chacha/asm/chacha-armv4.pl
+++ b/crypto/chacha/asm/chacha-armv4.pl
@@ -28,8 +28,8 @@
 #	20-25% worse;
 
 $flavour = shift;
-if ($flavour=~/^\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
-else { while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} }
+if ($flavour=~/\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
+else { while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {} }
 
 if ($flavour && $flavour ne "void") {
     $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
diff --git a/crypto/chacha/asm/chacha-s390x.pl b/crypto/chacha/asm/chacha-s390x.pl
index 00e4a146b..42faadcd7 100755
--- a/crypto/chacha/asm/chacha-s390x.pl
+++ b/crypto/chacha/asm/chacha-s390x.pl
@@ -23,7 +23,7 @@ if ($flavour =~ /3[12]/) {
 	$g="g";
 }
 
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 open STDOUT,">$output";
 
 sub AUTOLOAD()		# thunk [simplified] x86-style perlasm
diff --git a/crypto/ec/asm/ecp_nistz256-armv4.pl b/crypto/ec/asm/ecp_nistz256-armv4.pl
index ab11a8782..d777459fd 100755
--- a/crypto/ec/asm/ecp_nistz256-armv4.pl
+++ b/crypto/ec/asm/ecp_nistz256-armv4.pl
@@ -27,8 +27,8 @@
 # operation. Keep in mind that +200% means 3x improvement.
 
 $flavour = shift;
-if ($flavour=~/^\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
-else { while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} }
+if ($flavour=~/\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
+else { while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {} }
 
 if ($flavour && $flavour ne "void") {
     $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
diff --git a/crypto/ec/asm/ecp_nistz256-armv8.pl b/crypto/ec/asm/ecp_nistz256-armv8.pl
index 4b2e92543..5a60f0b2f 100644
--- a/crypto/ec/asm/ecp_nistz256-armv8.pl
+++ b/crypto/ec/asm/ecp_nistz256-armv8.pl
@@ -26,7 +26,7 @@
 # operation. Keep in mind that +400% means 5x improvement.
 
 $flavour = shift;
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 
 $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
 ( $xlate="${dir}arm-xlate.pl" and -f $xlate ) or
diff --git a/crypto/modes/asm/ghash-armv4.pl b/crypto/modes/asm/ghash-armv4.pl
index 0d5b8ef3a..6cc36532f 100644
--- a/crypto/modes/asm/ghash-armv4.pl
+++ b/crypto/modes/asm/ghash-armv4.pl
@@ -72,8 +72,8 @@
 # example...
 
 $flavour = shift;
-if ($flavour=~/^\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
-else { while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} }
+if ($flavour=~/\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
+else { while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {} }
 
 if ($flavour && $flavour ne "void") {
     $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
diff --git a/crypto/modes/asm/ghash-s390x.pl b/crypto/modes/asm/ghash-s390x.pl
index 39096b423..a46f3eba6 100644
--- a/crypto/modes/asm/ghash-s390x.pl
+++ b/crypto/modes/asm/ghash-s390x.pl
@@ -47,7 +47,7 @@ if ($flavour =~ /3[12]/) {
 	$g="g";
 }
 
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 open STDOUT,">$output";
 
 $softonly=0;
diff --git a/crypto/poly1305/asm/poly1305-armv4.pl b/crypto/poly1305/asm/poly1305-armv4.pl
index 06301aa2e..4c4b417fc 100755
--- a/crypto/poly1305/asm/poly1305-armv4.pl
+++ b/crypto/poly1305/asm/poly1305-armv4.pl
@@ -22,8 +22,8 @@
 #	to improve Cortex-A9 result, but then A5/A7 loose more than 20%;
 
 $flavour = shift;
-if ($flavour=~/^\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
-else { while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} }
+if ($flavour=~/\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
+else { while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {} }
 
 if ($flavour && $flavour ne "void") {
     $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
diff --git a/crypto/poly1305/asm/poly1305-s390x.pl b/crypto/poly1305/asm/poly1305-s390x.pl
index 635db0e68..ce6a85f0a 100755
--- a/crypto/poly1305/asm/poly1305-s390x.pl
+++ b/crypto/poly1305/asm/poly1305-s390x.pl
@@ -27,7 +27,7 @@ if ($flavour =~ /3[12]/) {
 	$g="g";
 }
 
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 open STDOUT,">$output";
 
 $sp="%r15";
diff --git a/crypto/rc4/asm/rc4-s390x.pl b/crypto/rc4/asm/rc4-s390x.pl
index 1aa754820..fa6a23e1d 100644
--- a/crypto/rc4/asm/rc4-s390x.pl
+++ b/crypto/rc4/asm/rc4-s390x.pl
@@ -33,7 +33,7 @@ if ($flavour =~ /3[12]/) {
 	$g="g";
 }
 
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 open STDOUT,">$output";
 
 $rp="%r14";
diff --git a/crypto/sha/asm/sha1-armv4-large.pl b/crypto/sha/asm/sha1-armv4-large.pl
index e1bb92bad..6fd23031c 100644
--- a/crypto/sha/asm/sha1-armv4-large.pl
+++ b/crypto/sha/asm/sha1-armv4-large.pl
@@ -69,8 +69,8 @@
 # Add ARMv8 code path performing at 2.35 cpb on Apple A7.
 
 $flavour = shift;
-if ($flavour=~/^\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
-else { while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} }
+if ($flavour=~/\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
+else { while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {} }
 
 if ($flavour && $flavour ne "void") {
     $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
diff --git a/crypto/sha/asm/sha1-mips.pl b/crypto/sha/asm/sha1-mips.pl
index e228f6c58..26db5cdad 100644
--- a/crypto/sha/asm/sha1-mips.pl
+++ b/crypto/sha/asm/sha1-mips.pl
@@ -70,7 +70,7 @@ if ($flavour =~ /64|n32/i) {
 
 $big_endian=(`echo MIPSEL | $ENV{CC} -E -`=~/MIPSEL/)?1:0 if ($ENV{CC});
 
-for (@ARGV) {	$output=$_ if (/^\w[\w\-]*\.\w+$/);   }
+for (@ARGV) {	$output=$_ if (/\w[\w\-]*\.\w+$/);   }
 open STDOUT,">$output";
 
 if (!defined($big_endian))
diff --git a/crypto/sha/asm/sha1-s390x.pl b/crypto/sha/asm/sha1-s390x.pl
index 9ce8a4cd5..a62cc3189 100644
--- a/crypto/sha/asm/sha1-s390x.pl
+++ b/crypto/sha/asm/sha1-s390x.pl
@@ -43,7 +43,7 @@ if ($flavour =~ /3[12]/) {
 	$g="g";
 }
 
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 open STDOUT,">$output";
 
 $K_00_39="%r0"; $K=$K_00_39;
diff --git a/crypto/sha/asm/sha256-armv4.pl b/crypto/sha/asm/sha256-armv4.pl
index 5e56992d8..621bcdb62 100644
--- a/crypto/sha/asm/sha256-armv4.pl
+++ b/crypto/sha/asm/sha256-armv4.pl
@@ -38,8 +38,8 @@
 # Add ARMv8 code path performing at 2.0 cpb on Apple A7.
 
 $flavour = shift;
-if ($flavour=~/^\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
-else { while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} }
+if ($flavour=~/\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
+else { while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {} }
 
 if ($flavour && $flavour ne "void") {
     $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
diff --git a/crypto/sha/asm/sha512-armv4.pl b/crypto/sha/asm/sha512-armv4.pl
index 9e3c4dbf1..0840a8d81 100644
--- a/crypto/sha/asm/sha512-armv4.pl
+++ b/crypto/sha/asm/sha512-armv4.pl
@@ -51,8 +51,8 @@ $lo="LO";
 # ====================================================================
 
 $flavour = shift;
-if ($flavour=~/^\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
-else { while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {} }
+if ($flavour=~/\w[\w\-]*\.\w+$/) { $output=$flavour; undef $flavour; }
+else { while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {} }
 
 if ($flavour && $flavour ne "void") {
     $0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
diff --git a/crypto/sha/asm/sha512-mips.pl b/crypto/sha/asm/sha512-mips.pl
index b468cfb45..79429ab74 100644
--- a/crypto/sha/asm/sha512-mips.pl
+++ b/crypto/sha/asm/sha512-mips.pl
@@ -74,7 +74,7 @@ $pf = ($flavour =~ /nubi/i) ? $t0 : $t2;
 
 $big_endian=(`echo MIPSEL | $ENV{CC} -E -`=~/MIPSEL/)?1:0 if ($ENV{CC});
 
-for (@ARGV) {	$output=$_ if (/^\w[\w\-]*\.\w+$/);	}
+for (@ARGV) {	$output=$_ if (/\w[\w\-]*\.\w+$/);	}
 open STDOUT,">$output";
 
 if (!defined($big_endian)) { $big_endian=(unpack('L',pack('N',1))==1); }
diff --git a/crypto/sha/asm/sha512-s390x.pl b/crypto/sha/asm/sha512-s390x.pl
index 160997e31..778062713 100644
--- a/crypto/sha/asm/sha512-s390x.pl
+++ b/crypto/sha/asm/sha512-s390x.pl
@@ -64,7 +64,7 @@ $tbl="%r13";
 $T1="%r14";
 $sp="%r15";
 
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
 open STDOUT,">$output";
 
 if ($output =~ /512/) {