fix: add /usr/lib and /usr/include to linker

Signed-off-by: Andrew Rynhard <[email protected]>

tools/files/adjust.sh

@@ -7,15 +7,16 @@ mv -v /toolchain/$(gcc -dumpmachine)/bin/{ld,ld-old}
 mv -v /toolchain/bin/{ld-new,ld}
 ln -sv /toolchain/bin/ld /toolchain/$(gcc -dumpmachine)/bin/ld
 
-gcc -dumpspecs | sed -e "s@/toolchain@@g" \
-    -e '/\*startfile_prefix_spec:/{n;s@.*@/lib/ @}' \
-    -e '/\*cpp:/{n;s@$@ -isystem /include@}' > `dirname $(gcc --print-libgcc-file-name)`/specs
+gcc -dumpspecs | sed -e 's@/toolchain@@g' \
+    -e '/\*startfile_prefix_spec:/{n;s@.*@/usr/lib/ @}' \
+    -e '/\*cpp:/{n;s@$@ -isystem /usr/include@}' > `dirname $(gcc --print-libgcc-file-name)`/specs
 
 echo 'int main(){}' > dummy.c
 cc dummy.c -v -Wl,--verbose &> dummy.log
 readelf -l a.out | grep ': /lib'
-grep -o '/lib.*/crt[1in].*succeeded' dummy.log
-grep -B1 '^ /include' dummy.log
+ld --verbose | grep 'SEARCH_DIR("/usr/lib"); SEARCH_DIR("/lib");'
+grep -o '/usr/lib.*/crt[1in].*succeeded' dummy.log
+grep -B1 '^ /usr/include' dummy.log
 grep 'SEARCH.*/lib' dummy.log | sed 's|; |\n|g'
 grep "/lib/libc.so succeeded" dummy.log
 rm -v dummy.c a.out dummy.log