--- clang-14.log	2022-11-02 22:36:11.500768728 +1100
+++ clang-15.log	2022-11-02 22:36:11.501768725 +1100
@@ -1,4 +1,4 @@
-/tmp/ngc39.c:2:1: warning: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
+/tmp/ngc39.c:2:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Werror,-Wimplicit-int]
 main()
 ^
 int
@@ -7,81 +7,68 @@
 main()
 ^
 int
-clang-15: error: no such file or directory: '/tmp/ngc39.o'
-/tmp/ngc39.c:3:1: warning: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
+clang-14: error: no such file or directory: '/tmp/ngc39.o'
+/tmp/ngc39.c:3:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Werror,-Wimplicit-int]
 main() { }
 ^
 int
-/tmp/ngc39.c:1:1: warning: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
+/tmp/ngc39.c:1:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Werror,-Wimplicit-int]
 main()
 ^
 int
-/tmp/ngc39.c:3:5: warning: call to undeclared function 'basename'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
+/tmp/ngc39.c:3:5: error: call to undeclared function 'basename'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
     basename();
     ^
-2 warnings generated.
-/tmp/ngc39.c:3:1: warning: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
+2 errors generated.
+/tmp/ngc39.c:3:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Werror,-Wimplicit-int]
 main() { }
 ^
 int
-/tmp/ngc39.c:3:1: warning: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
+/tmp/ngc39.c:3:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Werror,-Wimplicit-int]
 main() { }
 ^
 int
-/tmp/ngc39.c:1:1: warning: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
+/tmp/ngc39.c:1:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Werror,-Wimplicit-int]
 main()
 ^
 int
-/tmp/ngc39.c:3:5: warning: call to undeclared function 'tgetent'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
+/tmp/ngc39.c:3:5: error: call to undeclared function 'tgetent'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
     tgetent();
     ^
-2 warnings generated.
-/usr/bin/x86_64-pc-linux-gnu-ld: /var/tmp/portage/app-editors/levee-3.5a/temp/ngc39-dd2329.o: in function `main':
-ngc39.c:(.text+0x4): undefined reference to `tgetent'
-clang-15: error: linker command failed with exit code 1 (use -v to see invocation)
-/tmp/ngc39.c:1:1: warning: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
+2 errors generated.
+/tmp/ngc39.c:1:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Werror,-Wimplicit-int]
 main()
 ^
 int
-/tmp/ngc39.c:3:5: warning: call to undeclared function 'tgetent'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
+/tmp/ngc39.c:3:5: error: call to undeclared function 'tgetent'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
     tgetent();
     ^
-2 warnings generated.
-/usr/bin/x86_64-pc-linux-gnu-ld: /var/tmp/portage/app-editors/levee-3.5a/temp/ngc39-f36832.o: undefined reference to symbol 'tgetent'
-/usr/bin/x86_64-pc-linux-gnu-ld: /lib64/libtinfo.so.6: error adding symbols: DSO missing from command line
-clang-15: error: linker command failed with exit code 1 (use -v to see invocation)
-/tmp/ngc39.c:1:1: warning: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
+2 errors generated.
+/tmp/ngc39.c:1:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Werror,-Wimplicit-int]
 main()
 ^
 int
-/tmp/ngc39.c:3:5: warning: call to undeclared function 'tgetent'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
+/tmp/ngc39.c:3:5: error: call to undeclared function 'tgetent'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
     tgetent();
     ^
-2 warnings generated.
-/usr/bin/x86_64-pc-linux-gnu-ld: /var/tmp/portage/app-editors/levee-3.5a/temp/ngc39-0b8605.o: undefined reference to symbol 'tgetent'
-/usr/bin/x86_64-pc-linux-gnu-ld: /lib64/libtinfo.so.6: error adding symbols: DSO missing from command line
-clang-15: error: linker command failed with exit code 1 (use -v to see invocation)
-/tmp/ngc39.c:1:1: warning: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
+2 errors generated.
+/tmp/ngc39.c:1:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Werror,-Wimplicit-int]
 main()
 ^
 int
-/tmp/ngc39.c:3:5: warning: call to undeclared function 'tgetent'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
+/tmp/ngc39.c:3:5: error: call to undeclared function 'tgetent'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
     tgetent();
     ^
-2 warnings generated.
-/usr/bin/x86_64-pc-linux-gnu-ld: cannot find -ltermcap: No such file or directory
-clang-15: error: linker command failed with exit code 1 (use -v to see invocation)
-/tmp/ngc39.c:3:1: warning: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
+2 errors generated.
+/tmp/ngc39.c:3:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Werror,-Wimplicit-int]
 main() { }
 ^
 int
-/tmp/ngc39.c:1:1: warning: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int]
+/tmp/ngc39.c:1:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Werror,-Wimplicit-int]
 main()
 ^
 int
-/tmp/ngc39.c:3:5: warning: call to undeclared function 'tcgetattr'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
+/tmp/ngc39.c:3:5: error: call to undeclared function 'tcgetattr'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]
     tcgetattr();
     ^
-2 warnings generated.
-/usr/bin/x86_64-pc-linux-gnu-ld: cannot find -ltermcap: No such file or directory
-clang-15: error: linker command failed with exit code 1 (use -v to see invocation)
+2 errors generated.