Add licensing terms.
[openssl.git] / Configure
index 4e2f56b..d8ae13c 100755 (executable)
--- a/Configure
+++ b/Configure
@@ -10,7 +10,7 @@ use strict;
 
 # see INSTALL for instructions.
 
-my $usage="Usage: Configure [no-<cipher> ...] [-Dxxx] [-lxxx] [-Lxxx] [-fxxx] [-Kxxx] [no-engine] [no-hw-xxx|no-hw] [[no-]threads] [[no-]shared] [[no-]zlib|zlib-dynamic] [no-asm] [no-dso] [no-krb5] [386] [--prefix=DIR] [--openssldir=OPENSSLDIR] [--with-xxx[=vvv]] [--test-sanity] os/compiler[:flags]\n";
+my $usage="Usage: Configure [no-<cipher> ...] [-Dxxx] [-lxxx] [-Lxxx] [-fxxx] [-Kxxx] [no-hw-xxx|no-hw] [[no-]threads] [[no-]shared] [[no-]zlib|zlib-dynamic] [no-asm] [no-dso] [no-krb5] [386] [--prefix=DIR] [--openssldir=OPENSSLDIR] [--with-xxx[=vvv]] [--test-sanity] os/compiler[:flags]\n";
 
 # Options:
 #
@@ -38,7 +38,6 @@ my $usage="Usage: Configure [no-<cipher> ...] [-Dxxx] [-lxxx] [-Lxxx] [-fxxx] [-
 # --test-sanity Make a number of sanity checks on the data in this file.
 #               This is a debugging tool for OpenSSL developers.
 #
-# no-engine     do not compile in any engine code.
 # no-hw-xxx     do not compile support for specific crypto hardware.
 #               Generic OpenSSL-style methods relating to this support
 #               are always compiled but return NULL if the hardware
@@ -143,19 +142,25 @@ my %table=(
 "debug-rse","cc:-DTERMIOS -DL_ENDIAN -pipe -O -g -ggdb3 -Wall::(unknown):::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}",
 "debug-bodo",  "gcc:-DL_ENDIAN -DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DBIO_PAIR_DEBUG -DPEDANTIC -g -m486 -pedantic -Wshadow -Wall::-D_REENTRANT:::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}",
 "debug-ulf", "gcc:-DTERMIOS -DL_ENDIAN -march=i486 -Wall -DBN_DEBUG -DBN_DEBUG_RAND -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DOPENSSL_NO_ASM -g -Wformat -Wshadow -Wmissing-prototypes -Wmissing-declarations:::CYGWIN32::::win32:cygwin-shared:::.dll",
-"debug-steve", "gcc:-DL_ENDIAN -DREF_CHECK -DCONF_DEBUG -DDEBUG_SAFESTACK -DCRYPTO_MDEBUG_ALL -DPEDANTIC -g -mcpu=i486 -pedantic -Wall -Werror -Wshadow -pipe::-D_REENTRANT::-rdynamic -ldl:${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn:linux-shared",
+"debug-steve", "gcc:-DL_ENDIAN -DREF_CHECK -DCONF_DEBUG -DDEBUG_SAFESTACK -DCRYPTO_MDEBUG_ALL -DPEDANTIC -g -mcpu=i486 -pedantic -Wno-long-long -Wall -Werror -Wshadow -pipe::-D_REENTRANT::-rdynamic -ldl:${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn:linux-shared",
 "debug-steve-linux-pseudo64",  "gcc:-DL_ENDIAN -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DDEBUG_SAFESTACK -DCRYPTO_MDEBUG_ALL -DOPENSSL_NO_ASM -g -mcpu=i486 -Wall -Werror -Wshadow -pipe::-D_REENTRANT::-rdynamic -ldl:SIXTY_FOUR_BIT::dlfcn:linux-shared",
 "debug-levitte-linux-elf","gcc:-DLEVITTE_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_DEBUG -DBN_DEBUG_RAND -DCRYPTO_MDEBUG -DENGINE_CONF_DEBUG -DL_ENDIAN -DTERMIO -D_POSIX_SOURCE -DPEDANTIC -ggdb -g3 -mcpu=i486 -pedantic -ansi -Wall -Wshadow -Wcast-align -Wstrict-prototypes -Wmissing-prototypes -Wno-long-long -Wundef -Wconversion -pipe::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "debug-levitte-linux-noasm","gcc:-DLEVITTE_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_DEBUG -DBN_DEBUG_RAND -DCRYPTO_MDEBUG -DENGINE_CONF_DEBUG -DOPENSSL_NO_ASM -DL_ENDIAN -DTERMIO -D_POSIX_SOURCE -DPEDANTIC -ggdb -g3 -mcpu=i486 -pedantic -ansi -Wall -Wshadow -Wcast-align -Wstrict-prototypes -Wmissing-prototypes -Wno-long-long -Wundef -Wconversion -pipe::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}::::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "debug-levitte-linux-elf-extreme","gcc:-DLEVITTE_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_DEBUG -DBN_DEBUG_RAND -DCRYPTO_MDEBUG -DENGINE_CONF_DEBUG -DL_ENDIAN -DTERMIO -D_POSIX_SOURCE -DPEDANTIC -ggdb -g3 -mcpu=i486 -pedantic -ansi -Wall -W -Wundef -Wshadow -Wcast-align -Wstrict-prototypes -Wmissing-prototypes -Wno-long-long -Wundef -Wconversion -pipe::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "debug-levitte-linux-noasm-extreme","gcc:-DLEVITTE_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_DEBUG -DBN_DEBUG_RAND -DCRYPTO_MDEBUG -DENGINE_CONF_DEBUG -DOPENSSL_NO_ASM -DL_ENDIAN -DTERMIO -D_POSIX_SOURCE -DPEDANTIC -ggdb -g3 -mcpu=i486 -pedantic -ansi -Wall -W -Wundef -Wshadow -Wcast-align -Wstrict-prototypes -Wmissing-prototypes -Wno-long-long -Wundef -Wconversion -pipe::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}::::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
-"debug-geoff","gcc:-DBN_DEBUG -DBN_DEBUG_RAND -DBN_STRICT -DBN_CTX_DEBUG -DPURIFY -DOPENSSL_NO_DEPRECATED -DOPENSSL_NO_ASM -DOPENSSL_NO_INLINE_ASM -DL_ENDIAN -DTERMIO -DPEDANTIC -g -ggdb3 -Wall -Werror -Wundef -pedantic -Wshadow -Wpointer-arith -Wbad-function-cast -Wcast-align -Wsign-compare -Wmissing-prototypes -Wmissing-declarations -Wno-long-long::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}::::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
+"debug-geoff","gcc:-DBN_DEBUG -DBN_DEBUG_RAND -DBN_STRICT -DPURIFY -DOPENSSL_NO_DEPRECATED -DOPENSSL_NO_ASM -DOPENSSL_NO_INLINE_ASM -DL_ENDIAN -DTERMIO -DPEDANTIC -O1 -ggdb2 -Wall -Werror -Wundef -pedantic -Wshadow -Wpointer-arith -Wbad-function-cast -Wcast-align -Wsign-compare -Wmissing-prototypes -Wmissing-declarations -Wno-long-long::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}::::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "dist",                "cc:-O::(unknown)::::::",
 
 # Basic configs that should work on any (32 and less bit) box
 "gcc",         "gcc:-O3::(unknown):::BN_LLONG:::",
 "cc",          "cc:-O::(unknown)::::::",
 
+####VOS Configurations
+"vos-gcc","gcc:-b hppa1.1-stratus-vos -O3 -Wall -Wuninitialized -D_POSIX_C_SOURCE=200112L -D_BSD::(unknown):VOS:-Wl,-map:BN_LLONG:::::::::::::.so:",
+"debug-vos-gcc","gcc:-b hppa1.1-stratus-vos -O0 -g -Wall -D_POSIX_C_SOURCE=200112L -D_BSD -DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG::(unknown):VOS:-Wl,-map:BN_LLONG:::::::::::::.so:",
+"vos-vcc","vcc:-b i386-stratus-vos -O3 -D_POSIX_C_SOURCE=200112L -D_BSD::(unknown):VOS:-Wl,-map::::::::::::::.so:",
+"debug-vos-vcc","vcc:-b i386-stratus-vos -O0 -g -D_POSIX_C_SOURCE=200112L -D_BSD -DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG::(unknown):VOS:-Wl,-map::::::::::::::.so:",
+
 #### Solaris x86 with GNU C setups
 # -DOPENSSL_NO_INLINE_ASM switches off inline assembler. We have to do it
 # here because whenever GNU C instantiates an assembler template it
@@ -386,18 +391,18 @@ my %table=(
 "debug-linux-pentium","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DL_ENDIAN -DTERMIO -g -mcpu=pentium -Wall::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn",
 "debug-linux-ppro","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DL_ENDIAN -DTERMIO -g -mcpu=pentiumpro -Wall::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn",
 "debug-linux-elf","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DL_ENDIAN -DTERMIO -g -m486 -Wall::-D_REENTRANT::-lefence -ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
-"debug-linux-elf-noefence","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DL_ENDIAN -DTERMIO -g -m486 -Wall::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn",
+"debug-linux-elf-noefence","gcc:-DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DL_ENDIAN -DTERMIO -g -m486 -Wall::-D_REENTRANT::-ldl:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_elf_asm}:dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "linux-aout",  "gcc:-DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -m486 -Wall::(unknown):::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_out_asm}",
 "linux-mipsel",   "gcc:-DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -Wall::-D_REENTRANT::-ldl:BN_LLONG RC2_CHAR RC4_INDEX DES_INT DES_UNROLL DES_RISC2::::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "linux-mips",   "gcc:-DB_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -Wall::-D_REENTRANT::-ldl:BN_LLONG RC2_CHAR RC4_INDEX DES_INT DES_UNROLL DES_RISC2::::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "linux-ppc",    "gcc:-DB_ENDIAN -DTERMIO -O3 -Wall::-D_REENTRANT::-ldl:BN_LLONG RC4_CHAR RC4_CHUNK DES_RISC1 DES_UNROLL:asm/linux_ppc32.o:::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
-"linux-ppc64",  "gcc:-m64 -DB_ENDIAN -DTERMIO -O3 -Wall::-D_REENTRANT::-ldl:SIXTY_FOUR_BIT_LONG RC4_CHAR RC4_CHUNK DES_RISC1 DES_UNROLL:asm/linux_ppc64.o:::::::::dlfcn:linux-shared:-fPIC:-m64:.so..\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
+"linux-ppc64",  "gcc:-m64 -DB_ENDIAN -DTERMIO -O3 -Wall::-D_REENTRANT::-ldl:SIXTY_FOUR_BIT_LONG RC4_CHAR RC4_CHUNK DES_RISC1 DES_UNROLL:asm/linux_ppc64.o:::::::::dlfcn:linux-shared:-fPIC:-m64:.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "linux-m68k",   "gcc:-DB_ENDIAN -DTERMIO -O2 -fomit-frame-pointer -Wall::-D_REENTRANT:::BN_LLONG::",
 "linux-s390",  "gcc:-DB_ENDIAN -DTERMIO -DNO_ASM -O3 -fomit-frame-pointer -Wall::-D_REENTRANT::-ldl:BN_LLONG::::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "linux-s390x", "gcc:-DB_ENDIAN -DTERMIO -DNO_ASM -O3 -fomit-frame-pointer -Wall::-D_REENTRANT::-ldl:SIXTY_FOUR_BIT_LONG::::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "linux-ia64",   "gcc:-DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -Wall::-D_REENTRANT::-ldl:SIXTY_FOUR_BIT_LONG RC4_CHUNK RC4_CHAR:asm/ia64.o:::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "linux-ia64-ecc",   "ecc:-DL_ENDIAN -DTERMIO -O2 -Wall::-D_REENTRANT::-ldl:SIXTY_FOUR_BIT_LONG RC4_CHUNK RC4_CHAR:asm/ia64.o:::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
-"linux-x86_64", "gcc:-m64 -DL_ENDIAN -DTERMIO -O3 -Wall -DMD32_REG_T=int::-D_REENTRANT::-ldl:SIXTY_FOUR_BIT_LONG RC4_CHUNK RC4_CHAR BF_PTR2 DES_INT DES_UNROLL:asm/x86_64-gcc.o:::::::::dlfcn:linux-shared:-fPIC:-m64:.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
+"linux-x86_64", "gcc:-m64 -DL_ENDIAN -DTERMIO -O3 -Wall -DMD32_REG_T=int::-D_REENTRANT::-ldl:SIXTY_FOUR_BIT_LONG RC4_CHUNK BF_PTR2 DES_INT DES_UNROLL:asm/x86_64-gcc.o::::::asm/rc4-amd64.o:::dlfcn:linux-shared:-fPIC:-m64:.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "NetBSD-sparc",        "gcc:-DTERMIOS -O3 -fomit-frame-pointer -mv8 -Wall -DB_ENDIAN::(unknown):::BN_LLONG MD2_CHAR RC4_INDEX DES_UNROLL::::::::::dlfcn:bsd-gcc-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "NetBSD-m68",  "gcc:-DTERMIOS -O3 -fomit-frame-pointer -Wall -DB_ENDIAN::(unknown):::BN_LLONG MD2_CHAR RC4_INDEX DES_UNROLL::::::::::dlfcn:bsd-gcc-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 "NetBSD-x86",  "gcc:-DTERMIOS -O3 -fomit-frame-pointer -m486 -Wall::(unknown):::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}::::::::::dlfcn:bsd-gcc-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
@@ -420,7 +425,7 @@ my %table=(
 "qnx6",        "cc:-DL_ENDIAN -DTERMIOS::(unknown)::-lsocket:${x86_gcc_des} ${x86_gcc_opts}:",
 
 # Linux on ARM
-"linux-elf-arm","gcc:-DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -Wall::-D_REENTRANT:::BN_LLONG::::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
+"linux-elf-arm","gcc:-DL_ENDIAN -DTERMIO -O3 -fomit-frame-pointer -Wall::-D_REENTRANT::-ldl:BN_LLONG::::::::::dlfcn:linux-shared:-fPIC::.so.\$(SHLIB_MAJOR).\$(SHLIB_MINOR)",
 
 # SCO/Caldera targets.
 #
@@ -530,6 +535,7 @@ my %table=(
 "netware-clib", "mwccnlm:::::${x86_gcc_opts}:::",
 # netware-libc => LibC/NKS support
 "netware-libc", "mwccnlm:::::BN_LLONG ${x86_gcc_opts}:::",
+"netware-libc-gcc", "i586-netware-gcc:-nostdinc -I/ndk/libc/include -I/ndk/libc/include/winsock -DL_ENDIAN -DNETWARE_LIBC -DOPENSSL_SYSNAME_NETWARE -DTERMIO -O2 -Wall::::${x86_gcc_opts}:::",
 
 # DJGPP
 "DJGPP", "gcc:-I/dev/env/WATT_ROOT/inc -DTERMIOS -DL_ENDIAN -fomit-frame-pointer -O2 -Wall:::MSDOS:-L/dev/env/WATT_ROOT/lib -lwatt:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}::::::::::",
@@ -653,10 +659,6 @@ my $no_sha=0;
 my $no_rsa=0;
 my $no_dh=0;
 
-$default_ranlib= &which("ranlib") or $default_ranlib="true";
-$perl=$ENV{'PERL'} or $perl=&which("perl5") or $perl=&which("perl")
-  or $perl="perl";
-
 &usage if ($#ARGV < 0);
 
 my $flags;
@@ -704,7 +706,6 @@ PROCESS_ARGS:
                elsif (/^no-asm$/)
                        {
                        $no_asm=1;
-                       #$flags .= "-DOPENSSL_NO_ASM ";
                        $openssl_other_defines .= "#define OPENSSL_NO_ASM\n";
                        }
                elsif (/^no-err$/)
@@ -716,12 +717,10 @@ PROCESS_ARGS:
                        {
                        my $hw=$1;
                        $hw =~ tr/[a-z]/[A-Z]/;
-                       #$flags .= "-DOPENSSL_NO_HW_$hw ";
                        $openssl_other_defines .= "#define OPENSSL_NO_HW_$hw\n";
                        }
                elsif (/^no-hw$/)
                        {
-                       #$flags .= "-DOPENSSL_NO_HW ";
                        $openssl_other_defines .= "#define OPENSSL_NO_HW\n";
                        }
                elsif (/^no-dso$/)
@@ -956,9 +955,14 @@ my $IsMK1MF=scalar grep /^$target$/,@MK1MF_Builds;
 
 $exe_ext=".exe" if ($target eq "Cygwin");
 $exe_ext=".exe" if ($target eq "DJGPP");
+$exe_ext=".pm" if ($target eq "vos-gcc" or $target eq "debug-vos-gcc" or $target eq "vos-vcc" or $target eq "debug-vos-vcc");
 $openssldir="/usr/local/ssl" if ($openssldir eq "" and $prefix eq "");
 $prefix=$openssldir if $prefix eq "";
 
+$default_ranlib= &which("ranlib") or $default_ranlib="true";
+$perl=$ENV{'PERL'} or $perl=&which("perl5") or $perl=&which("perl")
+  or $perl="perl";
+
 chop $openssldir if $openssldir =~ /\/$/;
 chop $prefix if $prefix =~ /\/$/;
 
@@ -1157,12 +1161,10 @@ if (!$no_shared)
 
 if ($no_shared)
        {
-       #$cflags="-DOPENSSL_NO_DYNAMIC_ENGINE $cflags";
        $openssl_other_defines.="#define OPENSSL_NO_DYNAMIC_ENGINE\n";
        }
 else
        {
-       #$cflags="-DOPENSSL_NO_STATIC_ENGINE $cflags";
        $openssl_other_defines.="#define OPENSSL_NO_STATIC_ENGINE\n";
        }
 
@@ -1438,6 +1440,8 @@ while (<IN>)
        {
        if      (/^#define\s+OPENSSLDIR/)
                { print OUT "#define OPENSSLDIR \"$openssldir\"\n"; }
+       elsif   (/^#define\s+ENGINESDIR/)
+               { print OUT "#define ENGINESDIR \"$prefix/lib/engines\"\n"; }
        elsif   (/^#((define)|(undef))\s+OPENSSL_EXPORT_VAR_AS_FUNCTION/)
                { printf OUT "#undef OPENSSL_EXPORT_VAR_AS_FUNCTION\n"
                        if $export_var_as_fn;
@@ -1695,10 +1699,10 @@ sub which
        my $path;
        foreach $path (split /:/, $ENV{PATH})
                {
-               if (-f "$path/$name" and -x _)
+               if (-f "$path/$name$exe_ext" and -x _)
                        {
-                       return "$path/$name" unless ($name eq "perl" and
-                        system("$path/$name -e " . '\'exit($]<5.0);\''));
+                       return "$path/$name$exe_ext" unless ($name eq "perl" and
+                        system("$path/$name$exe_ext -e " . '\'exit($]<5.0);\''));
                        }
                }
        }