use stdlib('c') in conda-forge meta.yaml

Author: ndgrigorian

conda-recipe-cf/conda_build_config.yaml

@@ -0,0 +1,24 @@
+numpy:
+    - '1.26.4'
+c_compiler:                   # [linux]
+    - gcc                     # [linux]
+cxx_compiler:                 # [linux]
+    - gxx                     # [linux]
+cxx_compiler_version:         # [linux]
+    - '14'                    # [linux]
+c_stdlib:                     # [linux]
+    - sysroot                 # [linux]
+c_stdlib_version:             # [linux]
+    - '2.28'                  # [linux]
+c_stdlib:                     # [win]
+    - vs                      # [win]
+cxx_compiler:                 # [win]
+    - vs2022                  # [win]
+c_compiler:                   # [win]
+    - vs2022                  # [win]
+CFLAGS:
+  - -fno-fast-math            # [linux]
+CXXFLAGS:
+  - -fno-fast-math            # [linux]
+CL:
+  - /fp:precise               # [win]

conda-recipe-cf/meta.yaml

@@ -3,22 +3,24 @@
 
 package:
     name: mkl_umath
-    version: {{ version }}
+    version: {{ GIT_DESCRIBE_TAG }}
 
 source:
     path: ../
 
 build:
-    number: {{ buildnumber }}
+    number: {{ GIT_DESCRIBE_NUMBER }}
+    script_env:
+      - WHEELS_OUTPUT_FOLDER
     ignore_run_exports:
       - blas
 
 requirements:
     build:
       - {{ compiler('c') }}
       - {{ compiler('cxx') }}
+      - {{ stdlib('c') }}
       - {{ compiler('dpcpp') }} >=2024.2  # [not osx]
-      - sysroot_linux-64 >=2.28  # [linux]
     host:
       - meson-python >=0.13.0
       - meson