diff --git a/external/gpl3/gcc/dist/configure b/external/gpl3/gcc/dist/configure
index b25ac9c5dac0..88a5aef5c4a9 100755
--- a/external/gpl3/gcc/dist/configure
+++ b/external/gpl3/gcc/dist/configure
@@ -2292,7 +2292,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/fixincludes/configure b/external/gpl3/gcc/dist/fixincludes/configure
index 4836cd886537..2f97b645287c 100755
--- a/external/gpl3/gcc/dist/fixincludes/configure
+++ b/external/gpl3/gcc/dist/fixincludes/configure
@@ -2141,7 +2141,7 @@ for ac_dir in .. "$srcdir"/..; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/gcc/configure b/external/gpl3/gcc/dist/gcc/configure
index 8c59ffc95abe..d8b7214443a7 100755
--- a/external/gpl3/gcc/dist/gcc/configure
+++ b/external/gpl3/gcc/dist/gcc/configure
@@ -3022,7 +3022,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/gnattools/configure b/external/gpl3/gcc/dist/gnattools/configure
index 883b705f6cc0..7a600830635c 100755
--- a/external/gpl3/gcc/dist/gnattools/configure
+++ b/external/gpl3/gcc/dist/gnattools/configure
@@ -1757,7 +1757,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/intl/configure b/external/gpl3/gcc/dist/intl/configure
index 34da38bed7d2..f2729e98b4bd 100755
--- a/external/gpl3/gcc/dist/intl/configure
+++ b/external/gpl3/gcc/dist/intl/configure
@@ -2212,7 +2212,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/libbacktrace/configure b/external/gpl3/gcc/dist/libbacktrace/configure
index 6ef712589f72..7d1481c5bd0e 100755
--- a/external/gpl3/gcc/dist/libbacktrace/configure
+++ b/external/gpl3/gcc/dist/libbacktrace/configure
@@ -2456,7 +2456,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/libcpp/configure b/external/gpl3/gcc/dist/libcpp/configure
index 60ce2e569dd8..8d20492121dc 100755
--- a/external/gpl3/gcc/dist/libcpp/configure
+++ b/external/gpl3/gcc/dist/libcpp/configure
@@ -2515,7 +2515,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/libdecnumber/configure b/external/gpl3/gcc/dist/libdecnumber/configure
index 0466371c7a27..e497e54ffc4e 100755
--- a/external/gpl3/gcc/dist/libdecnumber/configure
+++ b/external/gpl3/gcc/dist/libdecnumber/configure
@@ -4463,7 +4463,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/libgcc/configure b/external/gpl3/gcc/dist/libgcc/configure
index 1425df6c0de0..783155515f33 100644
--- a/external/gpl3/gcc/dist/libgcc/configure
+++ b/external/gpl3/gcc/dist/libgcc/configure
@@ -2096,7 +2096,7 @@ for ac_dir in $libgcc_topdir "$srcdir"/$libgcc_topdir; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/libgomp/configure b/external/gpl3/gcc/dist/libgomp/configure
index 6f1eff26c79f..905976dc7e7a 100755
--- a/external/gpl3/gcc/dist/libgomp/configure
+++ b/external/gpl3/gcc/dist/libgomp/configure
@@ -2620,7 +2620,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/libiberty/configure b/external/gpl3/gcc/dist/libiberty/configure
index 183196ef107b..a10c0178ed34 100755
--- a/external/gpl3/gcc/dist/libiberty/configure
+++ b/external/gpl3/gcc/dist/libiberty/configure
@@ -2351,7 +2351,7 @@ for ac_dir in $libiberty_topdir "$srcdir"/$libiberty_topdir; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/libitm/configure b/external/gpl3/gcc/dist/libitm/configure
index 469715cdd8a6..cdc0ce578ec9 100644
--- a/external/gpl3/gcc/dist/libitm/configure
+++ b/external/gpl3/gcc/dist/libitm/configure
@@ -2707,7 +2707,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/libmudflap/configure b/external/gpl3/gcc/dist/libmudflap/configure
index 9c8e45b2201f..39c45c4925c1 100755
--- a/external/gpl3/gcc/dist/libmudflap/configure
+++ b/external/gpl3/gcc/dist/libmudflap/configure
@@ -2182,7 +2182,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/libobjc/configure b/external/gpl3/gcc/dist/libobjc/configure
index a220b1558937..d47954205543 100755
--- a/external/gpl3/gcc/dist/libobjc/configure
+++ b/external/gpl3/gcc/dist/libobjc/configure
@@ -2169,7 +2169,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/libsanitizer/configure b/external/gpl3/gcc/dist/libsanitizer/configure
index 19a1037d832b..a42741a37bfe 100755
--- a/external/gpl3/gcc/dist/libsanitizer/configure
+++ b/external/gpl3/gcc/dist/libsanitizer/configure
@@ -2440,7 +2440,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/libssp/configure b/external/gpl3/gcc/dist/libssp/configure
index 5e1620887676..86ba58acb410 100755
--- a/external/gpl3/gcc/dist/libssp/configure
+++ b/external/gpl3/gcc/dist/libssp/configure
@@ -2187,7 +2187,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/libstdc++-v3/configure b/external/gpl3/gcc/dist/libstdc++-v3/configure
index 07ed2dbd7707..1277677badce 100755
--- a/external/gpl3/gcc/dist/libstdc++-v3/configure
+++ b/external/gpl3/gcc/dist/libstdc++-v3/configure
@@ -2900,7 +2900,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done
diff --git a/external/gpl3/gcc/dist/lto-plugin/configure b/external/gpl3/gcc/dist/lto-plugin/configure
index 4900d8079bfa..4ddd08d174b2 100755
--- a/external/gpl3/gcc/dist/lto-plugin/configure
+++ b/external/gpl3/gcc/dist/lto-plugin/configure
@@ -2213,7 +2213,7 @@ for ac_dir in "$srcdir" "$srcdir/.." "$srcdir/../.."; do
   for ac_t in install-sh install.sh shtool; do
     if test -f "$ac_dir/$ac_t"; then
       ac_aux_dir=$ac_dir
-      ac_install_sh="$ac_aux_dir/$ac_t -c"
+      ac_install_sh="$SHELL $ac_aux_dir/$ac_t -c"
       break 2
     fi
   done