Running phase: unpackPhase
unpacking source archive /nix/store/zidhf3k80g2d5i0nkgw6ybq6g74gx9d5-unclutter-8.tar.gz
source root is unclutter
setting SOURCE_DATE_EPOCH to timestamp 766078849 of file "unclutter/patchlevel.h"
Running phase: patchPhase
Running phase: updateAutotoolsGnuConfigScriptsPhase
Running phase: configurePhase
no configure script, doing nothing
Running phase: buildPhase
build flags: SHELL=/nix/store/11ciq72n4fdv8rw6wgjgasfv4mjs1jrw-bash-5.2p37/bin/bash CC=cc
cc -O   -I/usr/include         -c -o unclutter.o unclutter.c
In file included from unclutter.c:27:
vroot.h: In function 'VirtualRootWindow':
vroot.h:41:1: error: type of 'screen' defaults to 'int' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wimplicit-int-Wimplicit-int8;;]
   41 | VirtualRootWindow(dpy, screen)
      | ^~~~~~~~~~~~~~~~~
unclutter.c: At top level:
unclutter.c:30:1: error: return type defaults to 'int' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wimplicit-int-Wimplicit-int8;;]
   30 | pexit(str)char *str;{
      | ^~~~~
unclutter.c: In function 'pexit':
unclutter.c:32:5: error: implicit declaration of function 'exit' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wimplicit-function-declaration-Wimplicit-function-declaration8;;]
   32 |     exit(1);
      |     ^~~~
unclutter.c:28:1: note: include '<stdlib.h>' or provide a declaration of 'exit'
   27 | #include "vroot.h"
  +++ |+#include <stdlib.h>
   28 | 
unclutter.c:32:5: warning: incompatible implicit declaration of built-in function 'exit' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wbuiltin-declaration-mismatch-Wbuiltin-declaration-mismatch8;;]
   32 |     exit(1);
      |     ^~~~
unclutter.c:32:5: note: include '<stdlib.h>' or provide a declaration of 'exit'
unclutter.c: At top level:
unclutter.c:34:1: error: return type defaults to 'int' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wimplicit-int-Wimplicit-int8;;]
   34 | usage(){
      | ^~~~~
unclutter.c:75:1: error: return type defaults to 'int' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wimplicit-int-Wimplicit-int8;;]
   75 | nameinlist(display,window)
      | ^~~~~~~~~~
unclutter.c:96:1: error: return type defaults to 'int' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wimplicit-int-Wimplicit-int8;;]
   96 | createnullcursor(display,root)
      | ^~~~~~~~~~~~~~~~
unclutter.c:120:1: error: return type defaults to 'int' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wimplicit-int-Wimplicit-int8;;]
  120 | main(argc,argv)char **argv;{
      | ^~~~
unclutter.c: In function 'main':
unclutter.c:120:1: error: type of 'argc' defaults to 'int' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wimplicit-int-Wimplicit-int8;;]
unclutter.c:136:24: error: implicit declaration of function 'atoi' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wimplicit-function-declaration-Wimplicit-function-declaration8;;]
  136 |             idletime = atoi(*argv);
      |                        ^~~~
unclutter.c:169:24: error: implicit declaration of function 'malloc' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wimplicit-function-declaration-Wimplicit-function-declaration8;;]
  169 |     cursor = (Cursor*) malloc(numscreens*sizeof(Cursor));
      |                        ^~~~~~
unclutter.c:169:24: note: include '<stdlib.h>' or provide a declaration of 'malloc'
unclutter.c:169:24: warning: incompatible implicit declaration of built-in function 'malloc' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wbuiltin-declaration-mismatch-Wbuiltin-declaration-mismatch8;;]
unclutter.c:169:24: note: include '<stdlib.h>' or provide a declaration of 'malloc'
unclutter.c:51:27: error: implicit declaration of function 'abs' [8;;https://gcc.gnu.org/onlinedocs/gcc-14.2.0/gcc/Warning-Options.html#index-Wimplicit-function-declaration-Wimplicit-function-declaration8;;]
   51 | #define ALMOSTEQUAL(a,b) (abs(a-b)<=jitter)
      |                           ^~~
unclutter.c:229:24: note: in expansion of macro 'ALMOSTEQUAL'
  229 |                      !(ALMOSTEQUAL(rootx,oldx) && ALMOSTEQUAL(rooty,oldy))){
      |                        ^~~~~~~~~~~
unclutter.c:51:27: note: include '<stdlib.h>' or provide a declaration of 'abs'
   51 | #define ALMOSTEQUAL(a,b) (abs(a-b)<=jitter)
      |                           ^~~
unclutter.c:229:24: note: in expansion of macro 'ALMOSTEQUAL'
  229 |                      !(ALMOSTEQUAL(rootx,oldx) && ALMOSTEQUAL(rooty,oldy))){
      |                        ^~~~~~~~~~~
make: *** [<builtin>: unclutter.o] Error 1